VP216
VP216 is Dual 90MHz 6-Bit Analog to Digital Converter manufactured by Zarlink Semiconductor.
FEATURES s 90MHz Conversion Rate s VCO or Ext. Clock Interface s High Bandwidth ADC Driver Amplifier s Internal ADC Reference s TTL Data Outputs s Single 5 Volt Supply s Dual ADC System for good channel matching APPLICATIONS s Satellite Decoders s Multimedia s munications ORDERING INFORMATION
VP216A CG HP1S (mercial
- 44 pin PLCC)
VRM 7 VRB 8 AVCC2 9 AGND2 10 P_I 11 AIN_I 12 AGND3 13 AVCC3 14 P_Q 15 AIN_Q 16 AGND4 17
39 DI2 38 DI1 37 DI0 36 DVCC 35 DGND 34 DQ5 33 DQ4 32 DQ3 31 DQ2 30 DQ1 29 DQ0
HP44
Fig.1 Pin connections
- top view
------------------------------------------------9,14,18,23 1,2 36 P_I AIN_I 11 12 ADC DRIVER
AVCC
AVCC
DVCC
+
6-BIT ADC
VRB VRM VRT
LATCHES DATA OUTPUTS
37 38 39 40 41 42 CLOCK BUFFER VCO & XTAL OSC. 27 25 21 20 19 22
DI0 DI1 DI2 DI3 DI4 DI5 CLKOUT CLKIN TANK BIAS AGC CLKSEL DQ0 DQ1 DQ2 DQ3 DQ4 DQ5
8 VREF
OP AMPS
CLOCK DRIVER
CLK SEL
VRT AIN_Q P_Q
VRB VRM VRT
6 16 15 10,13,17,24 3,4
+
ADC DRIVER
6-BIT ADC
LATCHES DATA OUTPUTS
29 30 31 32 33 34
------------------------------------------------AGND AGND DGND
Fig.2 System block diagram
ABSOLUTE MAXIMUM RATINGS
DC supply voltage (VCC) -0.3 to +7V Analog input voltage (AIN) -0.3 to VCC+0.3V Digital inputs (CLKSEL, MSBSEL) 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 +125°C
THERMAL CHARACTERISTICS...