VP211
VP211 is Dual 90MHz 6-Bit Analog to Digital Converter manufactured by Zarlink Semiconductor.
FEATURES s 90MHz Conversion Rate s TTL Clock/Data Interface s 2 Volt Analog Input Range s Internal ADC Reference s Digital I/O’s patible with +5V or +3V logic s Single 5 Volt Supply s Dual ADC System for good channel matching APPLICATIONS s Satellite Decoders s Multimedia s munications ORDERING INFORMATION
VP211A CG MP1S (mercial
- 28 pin plastic SO)
21 20 19 18 17 16 15
MP28
Fig.1 Pin connections
- top view (wide body)
------------------------------------------------2 8 21 PA VINA VRM 5 6 9
VRB VRM VRT
VCCD
VCCA
VCCO
ADC DRIVER
+
6-BIT ADC
LATCHES DATA OUTPUTS
23 24 25 26 27 28
DA0 DA1 DA2 DA3 DA4 DA5
12 VREF
OP AMPS
CLOCK DRIVER
CLKIN
VRT VINB PB
VRB VRM VRT
4 11 10 3 7
+
ADC DRIVER
6-BIT ADC
LATCHES DATA OUTPUTS
15 16 17 18 19 20
DB0 DB1 DB2 DB3 DB4 DB5
------------------------------------------------DGND AGND OGND
Fig.2 System block diagram
ABSOLUTE MAXIMUM RATINGS
DC supply voltage (VCCA, VCCD, VCCO) -0.3 to+7V Analog input voltage (VIN) -0.3 to VCC+0.3V Digital inputs (CLKIN) VCC Digital output current (Ioh, Iol, Isc) -20 to +20m A Ambient operating temperature (Tamb) 0°C to +70°C Storage temperature (Tstorage) -55°C to...