ISL59831 Datasheet, PDF (2/11 Pages) Intersil Corporation – Single Supply Video Driver with Reconstruction Filter and Charge Pump

ISL59831
Pin Descriptions
NUMBER
NAME
FUNCTION
1
IN
Video Input. AC-couple (0.1µF) or DC-couple
2, 3
GND
Ground
4
V_CC
Positive Power Supply. Bypass to GND with a 0.1µF capacitor.
5
ENABLE Enable. Connect to V_CC to enable device.
6
GCP
Charge Pump Ground
7
VCP
Charge Pump Power Supply. Bypass with a 0.1µF capacitor to GCP.
8
CN
Charge-Pump Flying Capacitor Negative Terminal. Connect a 56nF capacitor from CP to CN.
9
CP
Charge-Pump Flying Capacitor Positive Terminal. Connect a 56nF capacitor from CP to CN.
10
CPVEE_OUT Charge Pump Negative Output. Bypass with a 0.22µF capacitor to GCP.
11
VEE_IN Negative Supply. Connect an RC filter between VEE_IN and CPVEE_OUT. See “Block Diagram/Typical Application
Circuit” on page 2.
12
OUT
Video Output. Can be AC-coupled (220µF) or DC-coupled
EP
Open or connect to VEE_IN
Block Diagram/Typical Application Circuit
3.0V TO 3.6V
4.7μF
0.1μF
VCC ENABLE
LUMA OR
IN
CV VIDEO
SOURCE
LPF
9MHz
LEVEL
SHIFT
X2
OUT ^75Ω
75Ω
CLAMP
ISL59831
GND
GND
-593mV
CHARGE
PUMP
CP
CN
56nF
CF
VEEIN
CPVEEOUT
3.0V TO 3.6V
20Ω
RFIL
VCP
CCP
0.1μF ^4.7μF
GCP
0.1μF
CS
CFIL
0.22μF
2
FN6266.0
March 29, 2007