NTE NTE1807 Datasheet

Head Amplifier Circuit for 2 Head VCR

Features:

D Built–in Peaking Amplifier Circuit

NTE1807

Integrated Circuit

D Less Noise Voltage Referred to Input: 1µV

rms

Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage, V

Power Dissipation (T
Operating Ambient Temperature, T
Storage Temperature Range, T

Electrical Characteristics:

Circuit Current I
Channel I Gain G
Channel II Gain G
AGC Output Amplitude υ
AGC Control Sensitivity ∆υ
PG Switch Changeover Sensitivity S

C

= +70°C), P

A

D

opr

stg

(TA = +25°C, VCC = 5V unless otherwise specified)

Parameter Symbol Test Conditions Min Typ Max Unit

1
3–9
5–9

12

f = 1MHz, 0.5mV
f = 1MHz, 0.5mV
f = 4MHz, 0.3mV
f = 4MHz, 0.3mV

20

f = 1MHz, 0.5mV

8

P–P
P–P
P–P
P–P
P–P

130mW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–20° to +70°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–55° to +150°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

10 – 24 mA

52.5 – 62.5 dB

52.5 – 62.5 dB
154 – 286 mυ

– – 3 dB
– – 3.5 V

6V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

P–P

Noise Voltage Referred to Input (I) V
Noise Voltage Referred to Input (II) V

Note 1. Operating Supply Voltage Range: V

ni1
ni2

CC(opr)

1MHz BFP – – 1 µV
1MHz BFP – – 1 µV

= 4.5 to 5.5V

rms
rms

Pin Connection Diagram

V

CC

Ch 1 Damping Adjust

Ch 1 Input

GND

14 8

1
2

3
4

5Ch 2 Input
6Ch 2 Damping Adjust

7PB ON Switch

14

Peaking
GND

13

AGC Output A

12
11

AGC Output B

10 AGC Level Detect

9 Chroma Signal Output
8 PG Pulse Input

.250

(6.35)

17

.771 (19.06)

.185

(4.7)

.100 (2.54)

.120 (3.05)

.600 (15.24)