HI1276 General Description
The HI1276 is an 8-bit, ultra-high-speed, flash Analog-to-Digital converter IC capable of digitizing analog signals at a maximum rate of 500 MSPS. The digital I/O levels of this A/D converter are compatible with ECL 100K/10KH/10K.
The HI1276 is available in the Industrial temperature range and is supplied in a 68 lead ceramic LCC package.
HI1276 Maximum Ratings
Supply Voltage (AVEE, DVEE) . . . . . . . . . . . . . . .-7V to +0.5V
Analog Input Voltage (VIN) . . . . . . . . . . . . . . .-2.7 to +0.5V
Reference Input Voltage
VRT, VRB, VRM . . . . . . . . . . . . . . . . . . . . . . . .AVEE to +0.5V
|VRT - VRB|. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.5V
Digital Input Voltage
MINV, LINV . . . . . . . . . . . . . . . . . . . . . . . . . . . .-4V to +0.5V
CLK, CLK, . . . . . . . . . . . . . . . . . . . . . . . . . . . ..DVEE to +0.5V
|CLK-CLK | . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.7V
VRM Pin Input Current (IVRM) . . . . . . . . . . . . -3mA to +3mA
Digital Output Current
(ID0 to ID7, IOR, ID0 to ID7, IOR) . . . . . . . . . . -30mA to 0mA
HI1276 Features
• Differential Linearity Error . . . . . . . . . . . . . . . ±0.5 LSB
• Integral Linearity Error . . . . . . . . . . . . . . . . . . ±0.7 LSB
• Built-In Integral Linearity Compensation Circuit
• Ultra High Speed Operation with Maximum
Conversion Rate (Min) . . . . . . . . . . . . . . . . . . 500 MSPS
• Low Input Capacitance (Typ) . . . . . . . . . . . . . . . . .20pF
• Wide Analog Input Bandwidth
(Min for Full Scale Input) . . . . . . . . . . . . . . . . . . 300MHz
• Single Power Supply . . . . . . . . . . . . . . . . . . . . . . . -5.2V
• Low Power Consumption (Typ) . . . . . . . . . . . . . . .2.8W
• Low Error Rate
• Capable of Driving 50W Loads
• Direct Replacement for Sony CXA1276K
HI1276 Typical Application
• Radar Systems
• Communication Systems
• Digital Oscilloscopes
• Direct RF Down-Conversion
HI1276 Connection Diagram
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