THS5661A_15 Datasheet, PDF (2/34 Pages) Texas Instruments – DIGITAL-TO-ANALOG CONVERTER

THS5661A
12ĆBIT, 125 MSPS, CommsDAC
DIGITALĆTOĆANALOG CONVERTER
SLAS247B − NOVEMBER 1999 REVISED SEPTEMBER 2002
description (continued)
The THS5661A is available in both a 28-pin SOIC and TSSOP package. The device is characterized for
operation over the industrial temperature range of −40°C to 85°C.
AVAILABLE OPTIONS
PACKAGE
TA
28-TSSOP
28-SOIC
(PW)
(DW)
−40°C to 85°C
THS5661AIPW THS5661AIDW
functional block diagram
C1 ^AVDD
EXTLO
CEXT
0.1 µF
2 kΩ
EXTIO
BIASJ
I _BIAS
RBIAS
DVDD
D[11:0]
SLEEP COMP1
1.2 V
REF
1 nF
−
+
Control
AMP
0.1 µF
COMP2
0.1 µF
Current
Source
Array
Output
Current
Switches
Logic
Control
IOUT1
50 Ω ^RLOAD
IOUT2
50 Ω ^RLOAD
MODE
CLK
DGND
AGND
2
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