NTE708
Integrated Circuit TV/FM Sound IF Amplifier
14-PIN DIP

Features:
- Greatly Simplifier FM Demodulator Alignment
- Excellent Performance at V+ = 8V

Info as pdf-file
NTE-ECG replacement list as pdf-file
Diagrams and Info of most NTE-ECG Components

Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Power Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16V
Peak Input Voltage (Pin4) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.5V
Power Dissipation (TA = +25°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 625mW
Derate Above 25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5mW/°C
Operating Ambient Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0° to +75°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -65° to +150°C

Electrical Characteristics: (T_A = +25°C, V+ = 12V unless otherwise specified)

Parameter	Pin	Test Conditions	Min	Typ	Max	Unit
Drain Current	13	V+ = 8V	10	12	19	mA
		V+ = 12V	-	15	21	mA
Amplifier Input Reference Voltage	6		-	1.45	-	V
Detector Input Reference Voltage	2		-	3.65	-	V
Amplifier High Level Output Voltage	10		1.25	1.45	1.65	V
Amplifier Low Level Output Voltage	9		-	0.145	0.2	V
Detector Output Voltage	1	V+ = 8V	-	3.7	-	V
		V+ = 12V	-	5.4	-	V
Amplifier Input Resistance	4		-	5.0	-	k Ohm
Amplifier Input Capacitance	4		-	11	-	pF
Detector Input Resistance	12		-	70	-	k Ohm
Detector Input Capacitance	12		-	2.7	-	pF
Amplifier Output Resistance	10		-	60	-	Ohm
Detector Output Resistance	1		-	200	-	Ohm
De-Emphasis Resistance	14		-	8.8	-	k Ohm

Dynamic Characteristics: (FM Modulation Freq = 1kHz, Source Resistance = 50 Ohm,T_A = +25°C for all tests)

Parameter	Pin	Test Conditions	Min	Typ	Max	Unit
(V+ = 12V, fo = 4.5MHz, f = ±25kHz, Peak Separation = 150kHz)
Amplifier Voltage Gain	10	Vin </= 50µVrms	-	60	-	dB
AM Rejection	1	Vin = 10µVrms, Note 1	-	36	-	dB
Input Limiting Threshold Voltage	4		-	250	-	µVrms
Recovered Audio Output Voltage	1	Vin = 10µVrms	-	0.72	-	Vrms
Output Distortion	1	Vin = 10µVrms	-	3	-	%
(V+ = 12V, fo = 5.5MHz, f = ±50kHz, Peak Separation = 260kHz)
Amplifier Voltage Gain	10	Vin </= 50µVrms	-	60	-	dB
AM Rejection	1	Vin = 10µVrms, Note 1	-	40	-	dB
Input Limiting Threshold Voltage	4		-	250	-	µVrms
Recovered Audio Output Voltage	1	Vin = 10µVrms	-	1.2	-	Vrms
Output Distortion	1	Vin = 10µVrms	-	5	-	%
(V+ = 8V, fo = 10.7MHz, f = ±75kHz, Peak Separation = 550kHz)
Amplifier Voltage Gain	10	Vin </= 50µVrms	-	53	-	dB
AM Rejection	1	Vin = 10µVrms, Note 1	-	37	-	dB
Input Limiting Threshold Voltage	4		-	600	-	µVrms
Recovered Audio Output Voltage	1	Vin = 10µVrms	-	0.3	-	Vrms
Output Distortion	1	Vin = 10µVrms	-	1.4	-	%
(V+ = 12V, fo = 10.7MHz, f = ±75kHz, Peak Separation = 550kHz)
Amplifier Voltage Gain	10	Vin </= 50µVrms	-	53	-	dB
AM Rejection	1	Vin = 10µVrms, Note 1	-	45	-	dB
Input Limiting Threshold Voltage	4		-	600	-	µVrms
Recovered Audio Output Voltage	1	Vin = 10µVrms	-	0.48	-	Vrms
Output Distortion	1	Vin = 10µVrms	-	1.4	-	%

Note 1.

100% FM, 30% AM Modulation.

NTE Electronic Components (our whole assortment)
Semiconductors (our whole assortment)

Pictures are a guide only actual product may vary. Subject to alterations and errors. Help us to eliminate errors:
Please report any errors here.


Are you searching for replacements of semiconductors? The following link brings you to the search window of NTE Electronics (a world wide supplier of high quality electronic components). This QUICKCross software can assist users in selecting the proper NTE replacement device.

QUICKCross Search Engine for NTE Replacement Semiconductors

Note about NTE replacement devices (formerly ECG Philips and Sylvania):
NTE has one of the most extensive semiconductor lines in the industry. All NTE semiconductors are guaranteed to meet or exceed original specifications.