NTE NTE1781

NTE1781
Integrated Circuit
Electronic Switch for VCR
Features:
D Wide Input Dynamic Range
D Low Distortion
D Good Frequency Characteristics
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Maximum Supply Voltage, VCCmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15V
Allowable Power Dissipation (TA ≤ +65°C), Pdmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300mW
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +65°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +125°C
Operation Characteristics: (TA = +25°C, VCC = 12V unless otherwise specified)
Parameter
Circuit Current
Symbol
Test Conditions
ID
Min
Typ
Max
Unit
–
–
12.5
mA
THD
Rg = 600Ω, 4.5VP–P, f = 1kHz, RL = ∞, Note 1
–
0.007
0.1
%
Noise
en
Rg = 600Ω, f = 20Hz to 20kHz, RL = ∞, Note 1
–
–93
–80
dBs
Crosstalk
Is1
Input A: Rg = 50Ω, f = 3.58MHz, 2VP–P,
Input B: Rg = 1kΩ, Note 1
50
68
–
dB
Pedestal
∆Vped
–100
–
+100
mV
Total Harmonic Distortion
V3 = 2.2V to 3.0V
Second Harmonic
Rg = 50Ω, f = 1Mhz, 4VP–P, RL = ∞
46
55
–
dB
Third Harmonic
Rg = 50Ω, f = 1Mhz, 4VP–P, RL = ∞
46
52
–
dB
Control, Threshold Voltage
V3s
2.2
2.6
3.0
V
Pin Voltage (Pin4)
V4
–
6.9
6.9
V
Pin Voltage (Pin7)
V7
V3 = 2.2V
–
7.6
–
V
V3 = 3.0V
–
7.6
–
V
V3 = 2.2V
–
7.6
–
V
V3 = 3.0V
–
7.6
–
V
Pin Voltage (Pin2)
V2
Note 1. Test for Input 1 and Input 2:
Input 1 Test: Vcont (Pin3 voltage) is 2.0V
Input 2 Test: Vcont is 3.0V
Pin Connection Diagram
(Front View)
8 N.C.
7 Input 1
6 N.C.
5 GND
4 Output
3 Control Input
2 Input 2
1 VCC
.862 (21.89)
.118 (3.0)
.053
(1.35)
.059 (1.5)
.177
(4.5)
1
8
.110
(2.8)
.100 (2.54)
.082 (2.1)