Agilent Technologies L4400 - Manual (Page 244)

232 L4400 User’s Guide
9 L4451A 4-Channel Isolated D/A Converter with Waveform Memory
The following diagram shows individual DAC channel configuration.

All channels are configured the same.
16 Bits
Waveform
Memory
HI Voltage Sense
LO Voltage Sense
HI Voltage,
Current
LO Voltage,
 Current
Calibration Constant
(non-volatile memory)
Immediate
Data
25 mA Thermal Fuse
(resettable)
34951A Module User-Supplied Connections
(1 of 4 Channels)
DAC x
Control Logic
Internal
Clock
Internal
Trigger
Ext Clock In/Out
Ext Trig In/Out