ISL59837 Datasheet, PDF (4/14 Pages) Intersil Corporation – 200MHz Single Supply Video Driver With Charge Pump and Power Down

Pin Descriptions (Continued)
PIN NUMBER
PIN NAME
11, 13
VCC
12
EN
14
BOUT
ISL59837
PIN FUNCTION
Positive power supply
Chip Enable
Low: Normal Operation
High: Power Down Amplifiers
Analog output
EQUIVALENT CIRCUIT
Reference Circuit 4
V_CC
15
GOUT
Analog output
16
ROUT
Analog output
Typical Performance Curves
3
A_V = +2
2 ^{CL = 0pF}
1
1kΩ
0
-1
500Ω
-2
150Ω
75Ω
-3
1M
10M
100M
1G
FREQUENCY (Hz)
FIGURE 1. GAIN vs FREQUENCY FOR VARIOUS R_LOAD
Reference Circuit 5
Reference Circuit 5
V_EE
CIRCUIT 5
5
A_V = +2
R_L = 500Ω
3
1
9pF
4.7pF
2.2pF
-1
0pF
-3
-5
100k
1M
10M
100M
1G
FREQUENCY (Hz)
FIGURE 2. GAIN vs FREQUENCY FOR VARIOUS C_LOAD
5
A_V = +2
0
C_L = 0pF
R_L = 500Ω
-5
-10
-15
-20
-25
-30
-35
1M
100M 200M 300M 400M 500M
FREQUENCY (Hz)
FIGURE 3. V_REF PIN OUTPUT FREQUENCY RESPONSE
4
300
A_V = +2
R_L = 500Ω
240
-3dB ROLL-OFF
180
120
60
-0.1dB ROLL-OFF
0
2.25
2.80
3.35
3.90
4.45
5.00
SUPPLY VOLTAGE (V)
FIGURE 4. GAIN ROLL-OFF vs FREQUENCY
FN6335.1
March 5, 2007