THS5641_05 Datasheet, PDF (5/29 Pages) Texas Instruments – 8-BIT, 100 MSPS, CommsDAC DIGITAL-TO-ANALOG CONVERTER

THS5641
8-BIT, 100 MSPS, CommsDAC™
DIGITAL-TO-ANALOG CONVERTER
SLAS199A – MAY 1999 REVISED JUNE 1999
electrical characteristics over recommended operating free-air temperature range, AV_DD = 5 V,
DV_DD = 5 V, IOUT_FS = 20 mA, single-ended output IOUT1, 50 Ω doubly terminated load (unless
otherwise noted)
ac specifications
PARAMETER
TEST CONDITIONS
Analog output
fCLK
Maximum output update rate
ts(DAC)
tpd
GE
tr(IOUT)
tf(IOUT)
Output settling time to 0.1%†
Output propagation delay
Glitch energy‡
Output rise time 10% to 90%†
Output fall time 90% to 10%†
Output noise
AC linearity (to Nyquist)
DVDD = 4.5 V to 5.5 V
DVDD = 3 V to 3.6 V
Worst case LSB transition (code 127 – code 128)
IOUTFS = 20 mA
IOUTFS = 2 mA
fCLK = 5 MSPS, fOUT = 1 MHz, TA = 25°C
fCLK = 25 MSPS, fOUT = 1 MHz, TA = 25°C
fCLK = 25 MSPS, fOUT = 5 MHz, TA = 25°C
fCLK = 25 MSPS, fOUT = 10 MHz, TA = 25°C
fCLK = 50 MSPS, fOUT = 1 MHz, TA = 25°C
Signal-to-noise and distortion
SINAD
ratio
fCLK = 50 MSPS, fOUT = 5 MHz, TA = 25°C
fCLK = 50 MSPS, fOUT = 20 MHz, TA = 25°C
fCLK = 70 MSPS, fOUT = 5 MHz, TA = 25°C
fCLK = 70 MSPS, fOUT = 10 MHz, TA = 25°C
fCLK = 70 MSPS, fOUT = 20 MHz, TA = 25°C
fCLK = 100 MSPS, fOUT = 10 MHz, TA = 25°C
fCLK = 100 MSPS, fOUT = 22 MHz, TA = 25°C
fCLK = 100 MSPS, fOUT = 40 MHz, TA = 25°C
fCLK = 5 MSPS, fOUT = 1 MHz, TA = 25°C
fCLK = 25 MSPS, fOUT = 1 MHz, TA = 25°C
fCLK = 25 MSPS, fOUT = 5 MHz, TA = 25°C
fCLK = 25 MSPS, fOUT = 10 MHz, TA = 25°C
fCLK = 50 MSPS, fOUT = 1 MHz, TA = 25°C
fCLK = 50 MSPS, fOUT = 1 MHz, TA = –40°C to 85°C
THD
Total harmonic distortion
fCLK = 50 MSPS, fOUT = 5 MHz, TA = 25°C
fCLK = 50 MSPS, fOUT = 20 MHz, TA = 25°C
fCLK = 70 MSPS, fOUT = 5 MHz, TA = 25°C
fCLK = 70 MSPS, fOUT = 10 MHz, TA = 25°C
fCLK = 70 MSPS, fOUT = 20 MHz, TA = 25°C
fCLK = 100 MSPS, fOUT = 10 MHz, TA = 25°C
fCLK = 100 MSPS, fOUT = 22 MHz, TA = 25°C
fCLK = 100 MSPS, fOUT = 40 MHz, TA = 25°C
† _{Measured single ended into 50 Ω load at IOUT1.}
‡ _{Single-ended output IOUT1, 50 Ω doubly terminated load.}
MIN TYP MAX UNIT
100
67
35
1
5
1
1
15
10
MSPS
ns
ns
pV–s
ns
ns
pA/√HZ
50
50
50
48
50
50
47
dB
50
50
46
47
47
45
–69
–67
–69
–57
–67
–64
–66
dBc
–52
–64
–60
–48
–53
–53
–47
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