RENESAS M64897GP

M64897GP
PLL Frequency Synthesizer with DC/DC Converter for PC
REJ03F0167-0200
Rev.2.00
Jun 14, 2006
Description
The M64897GP is a semiconductor integrated circuit consisting of PLL frequency synthesizer for TV/VCR/PC using
I2C BUS control. It contains the prescaler with operating up to 1.3 GHz, 4 band drivers and DC/DC converter for
Tuning voltage.
Features
•
•
•
•
•
•
•
•
Built-in DC/DC converter for Tuning voltage
4 integrated PNP band drivers (IO = 30 mA, Vsat = 0.2 V Typ.@VCC1 to 10 V)
Built-in prescaler with input amplifier (f max = 1.3 GHz)
PLL lock/unlock status display out put (Built-in pull up resistor)
X’tal 4 MHz is used to realize 3 type of tuning steps (Divider ratio 1/512, 1/640, 1/1024)
Software compatible with M64894
Built-in Power on reset system
Small Package (SSOP)
Application
PC, TV, VCR tuners
Recommended Operating Condition
• Supply voltage range
 VCC1 = 4.5 to 5.5 V
 VCC2 = VCC1 to 10 V
• Rated supply voltage
 VCC1 = 5 V
 VCC2 = VCC1
Rev.2.00 Jun 14, 2006 page 1 of 13
M64897GP
Block Diagram
VCC1
3
VDC
9
Ipk
10
S Q
Xin 20
OSC
Selector
fREF Divider
R
DIV.
11 SWE
Latch
fin 1
AMP
2
–
1/8
Latch
15
+
Phase
Detector
15-bit
Programmable Divider
1/32, 1/33
Vreg
Charge
Pump
CP
1
SCL 17
Bus Controller
Address Select
SDA 18
4
Bias/Band Switch Driver
Latch
1
5-level
ADC
Power-on
Reset
6
BS3
Rev.2.00 Jun 14, 2006 page 2 of 13
7
BS2
OS
TEST
14 Vin
Lock
Detector
3
5
BS4
13 Vtu
5
ADS 19
4
VCC2
12 +B
8
BS1
2
GND
15
ADC
16 LD/ftest
M64897GP
Pin Arrangement
M64897GP
fin
1
20 Xin
GND
2
19 ADS
VCC1
3
18 SDA
VCC2
4
17 SCL
BS4
5
16 LD/ftest
BS3
6
15 ADC
BS2
7
14 Vin
BS1
8
13 Vtu
VDC
9
12 +B
Ipk 10
11 SWE
(Top view)
Outline: PLSP0020JA-A (20P2E-A)
Rev.2.00 Jun 14, 2006 page 3 of 13
M64897GP
Pin Description
Pin
No.
1
2
3
4
5
6
7
8
9
10
Symbol
fin
GND
VCC1
VCC2
BS4
BS3
BS2
BS1
VDC
Ipk
Pin name
Prescaler input
GND
Power supply voltage 1
Power supply voltage 2
Band switching outputs
Function
Input for the VCO frequency.
Ground to 0 V.
Power supply voltage terminal.5.0 V ± 0.5 V
Power supply for band switching, VCC1 to 10 V
DC/DC power supply voltage
Peak current detect
DC/DC power supply voltage terminal.5.0 V ± 0.5 V
11
12
13
14
SWE
+B
Vtu
Vin
Switching output
Power supply voltage
Tuning output
Filter input (Charge pump output)
15
LD/ftest
Lock detect/Test port
16
17
ADC
SCL
AD converter input
Clock input
18
SDA
Data input
19
20
ADS
Xin
Address switching input
This is connected to the crystal
oscillator
Rev.2.00 Jun 14, 2006 page 4 of 13
PNP open collector method is used.
When the band switching data is “H”, the output is ON.
When it is “L”, the output is OFF.
When potential difference with VDC terminal becomes
more than 0.33 V by current limiting detector of DC/DC
converter, the listing rises with off.
DC/DC converter oscillator output.
Power supply voltage for tuning voltage.
This supplies the tuning voltage.
This is the output terminal for the LPF input and charge
pump output. When the phase of the programmable divider
output (f 1/N) is ahead compared to the reference
frequency (fREF), the “source” current state becomes active.
If it is behind, the “sink” current becomes active.
If the phases are the same, the high impedance state
becomes active.
Lock detector output. When loop of phase locked loop
locked it, it rises with “H” level in “L” level or unlock.
In control byte data input, the programmable freq. divider
output and reference freq. output is selected by the test
mode.
A/D conversion of the input voltage.
Data is read into the shift register when the clock signal
falls..
Input for band SW and programmable freq. divider set up.
In lead mode, it outputs lock detector output and power
down flag and a state of 5 level A/D converter.
Chip address sets it up with the input condition of terminal.
4.0 MHz crystal oscillator is connected.
M64897GP
Absolute Maximum Ratings
(Ta = −20°C to +75°C, unless otherwise noted)
Item
Supply Voltage 1
Supply voltage 2
Input voltage
Output voltage
Symbol
VCC1
VCC2
VI
VO
Ratings
6.0
10.8
6.0
6.0
10.8
Unit
V
V
V
V
V
Condition
Pin 3
Pin 4
Not to exceed VCC1
fREF output
Voltage applied when the band
output is OFF
Band output current
VBSOFF
mA
s
Per 1 band output circuit
tBSON
40.0
10
ON the time when the band output
is ON
Power dissipation
Operating temperature
Storage temperature
Pd
Topr
Tstg
255
−20 to +75
−40 to +125
mW
°C
°C
IBSON
40 mA per 1 band output
circuit
3 circuits are pn at same time.
Ta = 75°C
Recommended Operating Conditions
(Ta = −20°C to +75°C, unless otherwise noted)
Item
Supply voltage 1
Supply voltage 2
Operating frequency (1)
Operating frequency (2)
Band output current 5 to 8
Symbol
VCC1
VCC2
fopr1
fopr2
IBDL
Rev.2.00 Jun 14, 2006 page 5 of 13
Ratings
4.5 to 5.5
VCC1 to 10.0
4.0
80 to 1300
0 to 30
Unit
V
V
V
MHz
mA
Conditions
Pin 3
Pin 4
Crystal oscillation circuit
Normally 1 circuit is on. 2 circuits on at the
same time is max. It is prohibited to have 3
or more circuits turned on at the same time.
M64897GP
Electrical Characteristics
(Ta = −20°C to +75°C, unless otherwise noted, VCC1 = 5.0 V, VCC2 = 9.0 V)
Item
Input
termina
ls
SDA
output
Lock
output
Band
SW
Tuning
output
Charge
pump
Symbol
Test
Pin
Min.
Limits
Typ.
Max.
Unit
V
—
—
–4/–14
—
—
—
VCC1 +
0.3
1.5
10
−10/−30
0.4
10
—
V
µA
µA
µA
µA
V
—
11.6
—
0.3
11.8
—
0.5
—
–10
V
V
µA
“H” input voltage
VIH
17 to 18
3.0
—
“L” input voltage
“H” input current
VIL
IIH
“L” input current
“L” output voltage
IIL
VOL
Leak current
ILO
VOH
17 to 18
17 to 18
17, 18
18
18
16
—
—
—
—
—
5.0
Test Conditions
VCC1 = 5.5V, Vi = 4.0V
VCC1 = 5.5V, Vi = 0.4V
VCC1 = 5.5V, IC = 3mA
VCC1 = 5.5V, VO = 5.5V
VCC1 = 5.5V
“H” output
voltage
“L” output voltage
Output voltage
VOL
VBS
Leak current
Iolk1
16
5 to 8
5 to 8
Output voltage
“H”
VtoH
13
30.5
—
—
V
VCC2 = 9V,
Band SW is OFF
VO = 0V
+B = 31V
Output voltage
“L”
VtoL
13
—
0.2
0.4
V
+B = 31V
ICPO
14
—
270
370
µA
VCC1 = 5.0V, VO = 2.5V
ICPLK
ICC1
ICC2A
ICC2B
14
3
4
4
—
—
—
—
—
20
—
4.0
50
30
0.3
6.0
nA
mA
mA
mA
VCC1 = 5.0V, VO = 2.5V
VCC1 = 5.5V
VCC2 = 9V
VCC2 = 9V
36.0
mA
VCC2 = 9V, IO = −30mA
3.0
35
—
—
mA
V
kHz
mV
VCC1 = 5.5V
VCC1 = 5.5V
VCC1 = 5.5V
VCC1 = 5.5V
“H” output
current
Leakage current
Supply current 1
4 circuits OFF
Supply
current 1 circuits ON,
2
Output open
4
—
34.0
Output current 30 ICC2C
mA
DC/DC Converter
Supply current (action)
ICCdc
9
—
1.3
Output voltage
Vdo
12
28
31
OSC frequency
fOSC
11
—
571
Current limit detect voltage
Vipk
10
—
330
Note: The typical values are at VCC1 = 5.0 V, VCC2 = 9.0 V, Ta = +25°C.
Rev.2.00 Jun 14, 2006 page 6 of 13
VCC1 = 5.5V
VCC2 = 9V, IO = −30mA
M64897GP
Switching Characteristics
(Ta = −20°C to +75°C, unless otherwise noted, VCC1 = 5.0 V, VCC2 = 9.0 V)
Min.
Limits
Typ.
Max.
Unit
Prescaler operating
frequency
fopr
1
80
—
1300
MHz
VCC1 = 4.5 to 5.5V
Vin = Vinmin to Vinmax
Operation input voltage
Vin
1
4
4
4
100
—
—
—
—
—
—
—
1000
300
—
VCC1 = 4.5 to
5.5V
fSCL
tBUF
tHDSTA
tLOW
tHIGH
tSUSTA
tHDDAT
tSUDAT
tR
tF
tSUSTO
—
—
—
—
—
—
—
—
—
—
—
—
—
—
dBm
Clock pulse frequency
Bus free time
Data hold time
SCL low hold time
SCL high hold time
Set up time
Data hold time
Data set up time
Rise time
Fall time
Set up time
−24
−27
−15
0
4.7
4
4.7
4
4.7
0
250
—
—
4
Item
Symbol
Rev.2.00 Jun 14, 2006 page 7 of 13
Test
Pin
17
18
17
17
17
17, 18
17, 18
17, 18
17, 18
17, 18
17, 18
kHz
µs
µs
µs
µs
µs
s
ns
ns
ns
µs
Test Conditions
850 to 100MHz
100 to 950MHz
950 to 1300MHz
VCC1 = 4.5 to 5.5V
VCC1 = 4.5 to 5.5V
VCC1 = 4.5 to 5.5V
VCC1 = 4.5 to 5.5V
VCC1 = 4.5 to 5.5V
VCC1 = 4.5 to 5.5V
VCC1 = 4.5 to 5.5V
VCC1 = 4.5 to 5.5V
VCC1 = 4.5 to 5.5V
VCC1 = 4.5 to 5.5V
VCC1 = 4.5 to 5.5V
M64897GP
Method of Setting Data
The input information to consist of 2 or data of 4 bytes to lead to chip address is received in I2C bus receiver. It shows a
definition of bus protocol admitted in the following.
1_STA
CA
CB
2_STA
CA
D1
3_STA
CA
CB
4_STA
CA
D1
STA : Start condition
STO : Stop condition
CA : Chip address
CB : Control data byte
BB : Band SW data byte
D1 : Divider data byte
D2 : Divider data byte
BB
D2
BB
D2
STO
STO
D1
CB
D2
BB
STO
STO
The information of 5 bytes necessary for circuit operation is chip address and control data, band SW data of 2 bytes and
divider byte of 2 bytes. After the chip address input, 2 or data of 4 bytes are received.
Function bit is contained the first and the third data byte to distinguish between divider data and control data, band data,
and “0” goes ahead of divider data, and “1” goes ahead of control data, band SW data.
SDA
SCL
S
STA
1-7
8
9
1-7
Address
CA
0
ACK
8
1-7
9
Data
ACK
8
Data
9
ACK
P
STO
Write Mode Format
Byte
Address byte
Divider byte 1
Divider byte 2
Control byte 1
Band SW byte
MSB
1
0
N7
1
X
1
N14
N6
X
X
0
N13
N5
T2
X
0
N12
N4
T1
X
0
N11
N3
T0
BS4
MA1
N10
N2
RSa
BS3
MA0
N9
N1
RSb
BS2
0
N8
N0
OS
BS1
LSB
A
A
A
A
A
1
A0
LSB
A
A
Read Mode Format
Byte
Address byte
Status byte 1
MSB
1
POR
Rev.2.00 Jun 14, 2006 page 8 of 13
1
FL
0
X
0
X
0
X
MA1
A2
MA0
A1
M64897GP
Data Cording Example
Write Mode Format Example
Byte
Address byte
Divider byte 1
Divider byte 2
Control byte 1
Band SW byte
MSB
1
0
1
1
0
1
1
0
1
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
1
0
0
1
0
0
0
0
0
0
LSB
1
1
1
1
1
Condotion in Data Setting
ADS input VCC1
Divider ratio N = 16544
fREF divider ratio 1/1024
BS4 output ON
Note: fVCO = N • 8 • fREF = 16544 • 8 • (4 MHz/1024) = 517 MHz
Read Mode Format Example (Loop locked)
Byte
Address byte
MSB
1
1
0
0
0
1
1
1
LSB
1
0
1
1
1
1
0
1
1
1
Status byte
Condotion in Data Setting
ADS Applied voltage
0.9 VCC1 to VCC1
ADS Applied voltage
0.45 VCC1 to 0.6 VCC1
Use data input for “1” so that the data of Read mode and Write mode return ACK signal “0” to micro computer in 9 bits
of each byte.
Test Mode Data Set Up Method
Test Mode Bit Set Up
X
MA1, MA0
: Random, 0 or 1. normal “0”
: Programmable address bit
Address Input Voltage
MA1
0 to 0.1 VCC1
0
Always valid
0
0.4 VCC1 to 0.6 VCC1
1
0.9 VCC1 to VCC1
1
Note: N14 to N0: How to set dividing ratio of the programmable the divider
Dividing ratio = N14 (214 = 16384) + +N0 (20 = 1)
MA0
0
1
0
1
Therefore, the range of divider N is 1,024 to 32,768
Example) fVCO
= fREF • 8 • N
= 3.90625 • 8 • N
= 31.25 • N (kHz)
T2, T1, T0: Setting Up for The Test Mode
T2
0
0
1
1
1
1
T1
0
1
1
1
0
0
T0
X
X
0
1
0
1
Charge Pump
Normal operation
High impedance
Sink
Source
High impedance
High impedance
Rev.2.00 Jun 14, 2006 page 9 of 13
Pin 12 Condition
ADC input
ADC input
ADC input
ADC input
fREF output
f1/N output
Mode
Normal operation
Test mode
Test mode
Test mode
Test mode
Test mode
M64897GP
RSa, RSb: Set Up for The Reference Frequency Divider Ratio
RSa
1
0
X
RSb
1
1
0
Divider Ratio
1/512
1/1024
1/640
Tuning Voltage Output
ON
OFF
Mode
Normal
Test
OS: Set Up The Tuning Amplifier
OS
0
1
POR : Power on reset flag. “1” output at reset
FL : Lock detector flag. “1” output at locked, “0”output at unlocked
A2, A1, A0: 5 Level A/D Converter Output Data
ADC Input Voltage
0.6 ± VCC1 to VCC1
0.45 ± VCC1 to 0.6 ± VCC1
0.3 ± VCC1 to 0.45 ± VCC1
0.15 ± VCC1 to 0.3 ± VCC1
0 to 0.15 ± VCC1
A2
1
0
0
0
0
A1
0
1
1
0
0
Note: The voltage accuracy allowance range: 0.03 ± VCC1 (V)
Power on Reset Operation
(Initial state the power is turned ON)
BS4 to BS1
Charge pump
Tuning amplifier
Charge pump current
Frequency division ratio
Lock detect
: OFF
: High impedance
: OFF
: 270 µA
: 1/1024
:H
Charge pump current is replaced by 70 µA when locks it by automatic change facility.
Rev.2.00 Jun 14, 2006 page 10 of 13
A0
0
1
0
1
0
M64897GP
Timing Diagram
Start
condition
SDA
tLOW
tBUF
tR
tHDSTA
tF
SCL
tHDSTA
tHDDAT
tHIGH
Stop
condition
tSUDAT
tSUSTO
tSUSTA
Start
condition
Crystal Oscillator Connection Diagram
20
18 pF
4 MHz
Rev.2.00 Jun 14, 2006 page 11 of 13
Crystal oscillator characteristics
Actual resistance: less than 300 Ω
Load capacitance: 20 pF
Stop
condition
M64897GP
Application Example
Built-in PLL Tuner
IF
AGC
IF
AGC
VHF
4-Band Tuner
UHF
+B
BS4
BS3
BS2
AFT
BS1
Lo
VT
33 H
+
0.01
56 k
0.1
43
100 p
VCC1 to 9 V
1000 p
M64897GP
4
5
6
7
56 k
1500 p
8
0.1
14
1
22 k
68 H
13
9
10
11
Band
Driver
Q
S
1/8
Charge
Pump
Power-on
Reset
4
1/32
1/33
Phase
Detector
+
Main
Counter
10
Swallow
Counter
2
I C Receiver
Lock
Detector
5
+
Chip
Select
19
VCC1
=5V
17
18
–
Vreg
3
+5 V
R
OSC Divider
Bias
Circuit
AMP
5-level
ADC
51 k
12 1.5
2
18 p
20
15
4 MHz
18
VCC1
1000 p
ADS
SCL
MCU
Note: Filter constant is for reference.
Add a capacitor to stabilize the filter circuit.
Rev.2.00 Jun 14, 2006 page 12 of 13
SDA
LD/ftest
Units R: Ω
C: F
M64897GP
Package Dimensions
JEITA Package Code
P-LSSOP20-4.4x6.5-0.65
RENESAS Code
PLSP0020JA-A
MASS[Typ.]
0.08g
11
*1
E
20
HE
Previous Code
20P2E-A
F
1
Index mark
NOTE)
1. DIMENSIONS "*1" AND "*2"
DO NOT INCLUDE MOLD FLASH.
2. DIMENSION "*3" DOES NOT
INCLUDE TRIM OFFSET.
10
c
A2
A1
*2
D
A
L
Reference Dimension in Millimeters
Symbol
*3
e
y
bp
Detail F
D
E
A2
A
A1
bp
c
HE
e
y
L
Rev.2.00 Jun 14, 2006 page 13 of 13
Min
6.4
4.3
Nom Max
6.5 6.6
4.4 4.5
1.15
1.45
0
0.1 0.2
0.17 0.22 0.32
0.13 0.15 0.2
0°
10°
6.2 6.4 6.6
0.53 0.65 0.77
0.10
0.3 0.5 0.7
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Nippon Bldg., 2-6-2, Ohte-machi, Chiyoda-ku, Tokyo 100-0004, Japan
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Tel: <603> 7955-9390, Fax: <603> 7955-9510
© 2006. Renesas Technology Corp., All rights reserved. Printed in Japan.
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