24 34980A Service Guide
2 Specifications
34951A 4-channel D/A Converter Specifications and Characteristics
(continued)
Phase-locking I/O trigger characteristics
Trigger input
Input level TTL compatible (3.3 V logic, 5 V tolerant)
Slope Rising or falling, selectable
Pulse width > 100 nS
Input impedance > 10 k, DC coupled
Trigger output
Level TTL compatible into 1 k(3.3 V logic)
Output impedance 50 typical
Clock input
Input level TTL compatible (3.3 V logic, 5 V tolerant)
Input impedance > 10 k, DC
Maximum rate: 10 MHz
Clock output
Level TTL compatible into 1 k (3.3 V logic)
Output impedance 50 typical
Maximum rate 10 MHz
Accuracy ± 100 ppm
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