REV. A
–2–
DAC8408
ELECTRICAL CHARACTERISTICS (@ V
DD = +5 V; VREF =
10 V; VOUTA, B, C, D = 0 V; TA = –55 C to +125 C apply for
DAC8408AT/BT, TA = –40 C to +85 C apply for DAC8408ET/FT/FP/FPC/FS; TA = 0 C to +70 C apply for DAC8408GP, unless otherwise noted.
Specifications apply for DAC A, B, C, & D.)
DAC8408
Parameter
Symbol
Conditions
Min
Typ
Max
Units
STATIC ACCURACY
Resolution
N
8
Bits
Nonlinearity
1, 2
INL
DAC8408A/E/G
±1/4
LSB
DAC8408B/F/H
±1/2
LSB
Differential
DNL
DAC8408A/E/G
±1/2
LSB
Nonlinearity
DAC8408B/F/H
±1
LSB
Gain Error
GFSE
(Using Internal RFB)
±1
LSB
Gain Tempco
3, 6
TCGFS
±2
±40
ppm/
°C
Power Supply Rejection
(
V
DD =
±10%)
PSR
0.001
%FSR/%
IOUT 1A, B, C, D
Leakage Current
13
ILKG
TA =+25
°C
±30
nA
TA = Full Temperature Range
±100
nA
REFERENCE INPUT
Input Voltage Range
±20
V
Input Resistance Match
4
RA, B, C, D
±1%
Input Resistance
RIN
6
1014k
DIGITAL INPUTS
Digital Input Low
VIL
0.8
V
Digital Input High
VIH
2.4
V
Input Current5
TA = +25°C
±0.01
±1.0
A
IIN
TA = Full Temperature Range
±10.0
A
Input Capacitance
6
CIN
8pF
DATA BUS OUTPUTS
Digital Output Low
VOL
16 mA Sink
0.4
V
Digital Output High
VOH
400
A Source
4
V
Output Leakage Current
ILKG
TA = +25
°C
±0.005 ±1.0
A
TA = Full Temperature Range
±0.075 ±10.0
A
DAC OUTPUTS
6
Propagation Delay
7
tPD
150
180
ns
Settling Time
11,12
tS
190
250
ns
Output Capacitance
COUT
DAC Latches All “0s”
30
pF
DAC Latches All “1s”
50
pF
AC Feedthrough
FT
(20 Vp-p @ F = 100 kHz)
54
dB
SWITCHING CHARACTERISTICS6, 10
Write to Data Strobe Time
tDS1 or
TA = +25
°C90
ns
tDS2
TA = Full Temperature Range
145
ns
Data Valid to Strobe Set-Up Time
tDSU
TA = +25°C
150
ns
TA = Full Temperature Range
175
ns
Data Valid to Strobe Hold Time
tDH
10
ns
DAC Select to Strobe Set-Up Time
tAS
0ns
DAC Select to Strobe Hold Time
tAH
0ns
Write Select to Strobe Set-Up Time
tWSU
0ns
Write Select to Strobe Hold Time
tWH
0ns
Read to Data Strobe Width
tRDS
TA = +25
°C
220
ns
TA = Full Temperature Range
350
ns
Data Strobe to Output Valid Time
tCO
TA = +25°C
320
ns
TA = Full Temperature Range
430
ns
Output Data to Deselect Time
tOTD
TA = +25
°C
200
ns
TA = Full Temperature Range
270
ns
Read Select to Strobe Set-Up Time
tRSU
0ns
Read Select to Strobe Hold Time
tRH
0ns
Specifications subject to change without notice.