ISL59450 Datasheet, PDF (15/37 Pages) Intersil Corporation – Multiformat Video Crosspoint with Integrated Sync Separator

ISL59450
Pin Descriptions (Continued)
PIN NUMBER
PIN NAME
DESCRIPTION
80, 87
V_A
+5V Analog supply for output drivers
POWER SUPPLIES DIGITAL (3V)
83
V_D
Digital Plus Supply for I²C
53, 68, 99, 114 V_D
Digital Supply for Sync Separators
POWER SUPPLIES ANALOG GROUND (0V)
8, 12, 14, 17,
19, 21, 23, 26,
28, 37, 41, 43,
44, 69, 70, 72,
81, 95, 97, 98,
123, 124, 126
GND_A
Analog Ground
POWER SUPPLIES DIGITAL GROUND (0V)
51, 52, 54, 55,
56, 60, 61, 62,
75, 84, 86,
105, 106, 107,
111, 112, 113,
115, 116
GND_D
Digital Ground
UNUSED PINS
63, 104 DNC
Not Implemented. Do Not Connect these pins to anything (leave floating).
Typical Performance Curves V_A = +5V, V_D = +3.3V, R_L = 150Ω to GND, T_A = +25°C, unless otherwise specified.
280
4.0
NO INPUT
279 NO LOAD
ALL OUTPUTS ENABLED
3.5
278
3.0
277
276
2.5
275
274
273
272
4.5 4.6 4.7 4.8 4.9 5.0 5.1 5.2 5.3 5.4 5.5
VOLTAGE (V)
FIGURE 1. ANALOG SUPPLY CURRENT vs SUPPLY
VOLTAGE
2.0
NO INPUT
1.5 _{NO LOAD}
BOTH SYNC SEPARATOR ENABLED
1.0
2.7 2.8 2.9 3.0 3.1 3.2 3.3 3.4 3.5 3.6
VOLTAGE (V)
FIGURE 2. DIGITAL SUPPLY CURRENT vs SUPPLY VOLTAGES
5
0
FILTER BYPASSED
-5
-10
-15
FILTER ENABLED
-20
-25
-30
-35
V_IN = 700mV_P-P
-40
0.1M
1M
10M
100M
1G
FREQUENCY (Hz)
FIGURE 3. COMPOSITE FREQUENCY RESPONSE (GAIN 1)
15
3
1
FILTER BYPASSED
-1
-3
-5
-7
-9
FILTER ENABLED
-11
-13
-15
-17
-19 _{VIN = 700mVP-P}
-21
0.1M
1M
10M
FREQUENCY (Hz)
100M
FIGURE 4. COMPOSITE FREQUENCY RESPONSE (GAIN 2)
FN7510.0
February 14, 2008