WEDC WEDPS512K32-17BM

White Electronic Designs
WEDPS512K32-XBX
512Kx32 SRAM MULTI-CHIP PACKAGE
FEATURES
Access Times of 12, 15, 17, 20, ns
Packaging
• 16mm x 18mm, 143 PBGA
Organized as 512Kx32, User Configurable as
1Mx16 or 2Mx8
Commercial, Industrial and Military Temperature
Ranges
TTL Compatible Inputs and Outputs
5V Power Supply
Low Power CMOS
This product is subject to change without notice.
PIN CONFIGURATION FOR WEDPS512K32-XBX
TOP VIEW
1
2
3
4
5
6
7
8
9
10
11
12
A
-
A2
A1
A0
GND
GND
VCC
VCC
A18
A17
A16
GND
B
CS#2
A3
A4
D14
D15
NC
CS#4
D24
D25
OE#
A15
NC
C
D9
D8
NC
D12
D13
GND
VCC
D26
D27
WE#4
D31
D30
D
D10
D11
GND
GND
GND
GND
VCC
VCC
VCC
VCC
D28
D29
E
WE#2
GND
GND
GND
GND
GND
VCC
VCC
VCC
VCC
VCC
NC
F
GND
GND
GND
GND
GND
GND
VCC
VCC
VCC
VCC
VCC
VCC
G
VCC
VCC
VCC
VCC
VCC
VCC
GND
GND
GND
GND
GND
GND
H
CS#1
VCC
VCC
VCC
VCC
VCC
GND
GND
GND
GND
GND
NC
J
D1
D0
VCC
VCC
VCC
VCC
GND
GND
GND
GND
D23
D22
K
D2
D3
NC
D7
D5
VCC
GND
D17
D16
CS#3
D20
D21
L
WE#1
A6
A5
D6
D4
NC
WE#3
D19
D18
A14
A13
NC
M
GND
A7
A8
A9
VCC
VCC
GND
GND
A10
A11
A12
VCC
BLOCK DIAGRAM
PIN DESCRIPTION
W E # 1 CS#1
W E # 2 CS#2
W E # 3 CS#3
W E # 4 CS#4
512K x 8
512K x 8
512K x 8
512K x 8
I/O0-31
A0-18
WE#1-4
CS#1-4
OE#
VCC
GND
NC
OE#
A0-18
8
8
8
8
I/O0-7
I/O8-15
I/O16-23
I/O24-31
Data Inputs/Outputs
Address Inputs
Write Enables
Chip Selects
Output Enable
Power Supply
Ground
Not Connected
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
November, 2003
Rev.6
1
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
White Electronic Designs
WEDPS512K32-XBX
ABSOLUTE MAXIMUM RATINGS
Parameter
TRUTH TABLE
Symbol
Min
Max
Unit
CS
OE
WE
Mode
Data I/O
Power
TA
-55
+125
°C
H
X
X
Standby
High Z
Standby
Operating Temperature
Storage Temperature
TSTG
-65
+150
°C
L
L
H
Read
Data Out
Active
VG
-0.5
VCC+0.5
V
L
H
H
Out Disable
High Z
Active
150
°C
L
X
L
Write
Data In
Active
7.0
V
Signal Voltage Relative to GND
Junction Temperature
TJ
Supply Voltage
VCC
-0.5
RECOMMENDED OPERATING CONDITIONS
Parameter
BGA THERMAL RESISTANCE
Symbol
Min
Max
Unit
Description
Symbol
Max
Unit
Notes
Supply Voltage
VCC
4.5
5.5
V
Junction to Ambient (No Airflow)
Theta JA
16.5
°C/W
1
Input High Voltage
VIH
2.2
VCC + 0.3
V
Junction to Ball
Theta JB
11.3
°C/W
1
Input Low Voltage
VIL
-0.5
+0.8
V
Operating Temp (Mil)
TA
-55
+125
°C
°C/W
1
Junction to Case (Top)
Theta JC
9.8
NOTE: Refer to Application Note "PBGA Thermal Resistance Correlation" at www.
whiteedc.com in the application notes section for modeling conditions.
CAPACITANCE
(TA = +25°C)
Parameter
Symbol
Conditions
OE# capacitance
COE
VIN = 0 V, f = 1.0 MHz
Max Unit
30
pF
WE#1-4 capacitance
CWE
VIN = 0 V, f = 1.0 MHz
10
pF
CS#1-4 capacitance
CCS
VIN = 0 V, f = 1.0 MHz
10
pF
Data I/O capacitance
CI/O
VI/O = 0 V, f = 1.0 MHz
10
pF
Address input capacitance
CAD
VIN = 0 V, f = 1.0 MHz
This parameter is guaranteed by design but not tested.
30
pF
DC CHARACTERISTICS
(VCC = 5.0V, VSS = 0V, TA = -55°C to +125°C)
Parameter
Symbol
Conditions
Max
Units
Input Leakage Current
ILI
VCC = 5.5, VIN = GND to VCC
10
µA
Output Leakage Current
ILO
CS# = VIH, OE# = VIH, VOUT = GND to VCC
10
µA
ICC x 32
CS# = VIL, OE# = VIH, f = 5MHz, Vcc = 5.5
660
mA
Operating Supply Current x 32 Mode
Min
Standby Current
ISB
CS# = VIH, OE# = VIH, f = 5MHz, Vcc = 5.5
80
mA
Output Low Voltage
VOL
IOL = 8mA
0.4
V
Output High Voltage
VOH
IOH = -4.0mA
2.4
V
NOTE: DC test conditions: VIH = VCC -0.3V, VIL = 0.3V
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
November, 2003
Rev.6
2
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
White Electronic Designs
WEDPS512K32-XBX
AC CHARACTERISTICS
(VCC = 5.0V, VSS = 0V, TA = -55°C to +125°C)
Parameter
Symbol
Read Cycle
Read Cycle Time
tRC
Address Access Time
tAA
Output Hold from Address Change
tOH
Chip Select Access Time
tACS
-12
Min
-15
Max
Min
12
-17
Max
Min
15
-20
Max
17
12
0
20
ns
20
ns
0
15
7
Units
ns
17
0
12
Max
20
15
0
Min
ns
17
8
9
10
ns
Output Enable to Output Valid
tOE
Chip Select to Output in Low Z
tCLZ1
1
Output Enable to Output in Low Z
tOLZ1
0
Chip Disable to Output in High Z
tCHZ1
7
12
12
12
ns
Output Disable to Output in High Z
tOHZ1
7
12
12
12
ns
2
2
0
2
0
ns
0
ns
1. This parameter is guaranteed by design but not tested.
AC CHARACTERISTICS
(VCC = 5.0V, VSS = 0V, TA = -55°C to +125°C)
Parameter
Symbol
Read Cycle
-12
Min
-15
Max
Min
-17
Max
Min
-20
Max
Min
Max
Units
Write Cycle Time
tWC
12
15
17
20
ns
Chip Select to End of Write
tCW
10
13
15
15
ns
Address Valid to End of Write
tAW
10
13
15
15
ns
Data Valid to End of Write
tDW
8
10
11
12
ns
Write Pulse Width
tWP
10
13
15
15
ns
Address Setup Time
tAS
0
2
2
2
ns
Address Hold Time
tAH
0
0
0
0
ns
Output Active from End of Write
tOW1
2
2
2
3
Write Enable to Output in High Z
tWHZ1
Data Hold Time
tDH
7
8
0
9
0
ns
11
0
ns
0
1. This parameter is guaranteed by design but not tested.
AC TEST CIRCUIT
AC TEST CONDITIONS
IOL
Current Source
Typ
Unit
Input Pulse Levels
VIL = 0, VIH = 3.0
V
Input Rise and Fall
5
ns
Input and Output Reference Level
1.5
V
Output Timing Reference Level
1.5
V
Notes:
VZ is programmable from -2V to +7V.
IOL & IOH programmable from 0 to 16mA.
Tester Impedance Z0 = 75 Ω.
VZ is typically the midpoint of VOH and VOL.
IOL & IOH are adjusted to simulate a typical resistive load circuit.
ATE tester includes jig capacitance.
VZ ≈ 1.5V
(Bipolar Supply)
D.U.T.
Parameter
Ceff = 50 pf
IOH
Current Source
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
November, 2003
Rev.6
3
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
White Electronic Designs
WEDPS512K32-XBX
TIMING WAVEFORM - READ CYCLE
tRC
ADDRESS
tAA
tRC
ADDRESS
CS#
tAA
tACS
tOH
DATA I/O
tCHZ
tCLZ
PREVIOUS DATA VALID
OE#
DATA VALID
tOE
READ CYCLE 1 (CS# = OE# = VIL, WE# = VIH)
tOHZ
tOLZ
DATA I/O
DATA VALID
HIGH IMPEDANCE
READ CYCLE 2 (WE# = VIH)
WRITE CYCLE - WE# CONTROLLED
tWC
ADDRESS
tAW
tAH
tCW
CS#
tAS
tWP
WE#
tOW
tDW
tWHZ
tDH
DATA VALID
DATA I/O
WRITE CYCLE 1, WE# CONTROLLED
WRITE CYCLE - CS# CONTROLLED
tWC
ADDRESS
tAW
tAS
tAH
tCW
CS#
tWP
WE#
tDW
DATA I/O
tDH
DATA VALID
WRITE CYCLE 2, CS# CONTROLLED
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
November, 2003
Rev.6
4
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
White Electronic Designs
WEDPS512K32-XBX
PACKAGE 7043: 143 BALL GRID ARRAY
BOTTOM VIEW
12 11 10 9
8
7
6
5 4
3
2
1
A
16.25 (0.640)
MAX
B
C
D
13.97 (0.550)
NOM
1.27
(0.050)
NOM
E
F
G
H
J
K
L
M
1.27 (0.050) NOM
0.61 (0.024)
NOM
13.97 (0.550)
NOM
1.93 (0.076) MAX
18.25 (0.719)
MAX
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
November, 2003
Rev.6
5
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
White Electronic Designs
WEDPS512K32-XBX
ORDERING INFORMATION
WED P S 512K 32 - XX X X
WHITE ELECTRONIC DESIGNS CORP.
PLASTIC
SRAM
ORGANIZATION, 512Kx32
User configurable as 1Mx16 or 2Mx8
ACCESS TIME (ns)
PACKAGE TYPE:
B = 143 PBGA, 16mm x 18mm, 288mm2
M = MILITARY SCREENED
I = INDUSTRIAL
C = COMMERCIAL
DEVICE GRADE:
-55°C TO +125°C
-40°C TO 85°C
0°C TO +70°C
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
November, 2003
Rev.6
6
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
White Electronic Designs
WEDPS512K32-XBX
Document Title
512K x 32 SRAM Multi-Chip Package
Revision History
Rev #
History
Rev 0
Initial Release
Rev 1
Switch Rows and Columns header position (Pg. 1)
Rev 2
Switch Rows and Columns header position (Pg. 1)
Rev 3
Change mechanical outline to more accurate design (Pg. 1, 5)
Rev 4
Remove references to 25-55ns speed grades (Pg. 1, 2, 3)
Rev 5
Changes (Pg. 1, 2)
1.1 Add Thermal Resistance Table
1.2 Change product status to Final
Rev 6
Changes (Pg. 1, 5, 7)
1.1 Change package body height to 1.93mm Max
1.2 Add ball pitch (1.27mm) to package dimension
ReleaseDate
March 2002
March 2002
May 2002
May 2002
August 2002
January 2003
Status
Advanced
Advanced
Advanced
Advanced
Advanced
Final
November 2003
Final
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
November, 2003
Rev.6
7
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com