Electrical characteristics—max5231 (continued), Electrical characteristics—max5230 – Rainbow Electronics MAX5231 User Manual
Page 3
MAX5230/MAX5231
3V/5V, 12-Bit, Serial Voltage-Output Dual DACs
with Internal Reference
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3
ELECTRICAL CHARACTERISTICS—MAX5231 (continued)
(V
DD
= +4.5V to +5.5V, OS_ = AGND = DGND = 0, R
L
= 5k
Ω, C
L
= 100pF, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values
are at T
A
= +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Voltage-Output Settling Time
To
±0.5LSB, V
STEP
= ±4V
(V
DD
- 0.25V)
≥ V
OUT
≥ 0.25V
10
µs
Output-Voltage Swing (Note 5)
0 to V
DD
V
OS_ Input Resistance
R
OS
83
121
k
Ω
Time Required for Output to Settle After
Turning on V
DD
(Note 6)
95
400
µs
Time Required for Output to Settle After
Exiting Full Power-Down (Note 6)
95
400
µs
Time Required for Output to Settle After
Exiting DAC Power-Down (Note 6)
12
160
µs
Digital Feedthrough
CS = V
DD
, f
SCLK
= 100kHz,
V
SCLK
= 5V
P-P
5
nV-s
Major-Carry Glitch Energy
90
nV-s
POWER SUPPLIES
Power-Supply Voltage
V
DD
4.5
5.5
V
Power-Supply Current (Note 7)
I
DD
470
525
µA
Full power-down mode
1.4
5
One DAC shutdown mode
350
390
Power-Supply Current in Power-Down
and Shutdown Modes (Note 7)
Both DACs shutdown mode
235
260
µA
ELECTRICAL CHARACTERISTICS—MAX5230
(V
DD
= +2.7V to +3.6V, OS_ = AGND = DGND = 0, R
L
= 5k
Ω, C
L
= 100pF, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values
are at T
A
= +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Resolution
N
12
Bits
MAX5230A
±0.5
Integral Nonlinearity (Note 1)
INL
MAX5230B
±1
LSB
Differential Nonlinearity
DNL
±1
LSB
Offset Error (Note 2)
V
OS
±3
mV
Offset-Temperature Coefficient (Note 3)
TCV
OS
8
µV/°C
Full-Scale Voltage
V
FS
Code = FFF
hex, T
A
= +25°C
2.0350
2.0475
2.0600
V
MAX5230A
3
10
Full-Scale Temperature Coefficient
(Note 3)
TCV
FS
MAX5230B (Note 6)
10
30
ppm/°C
Power-Supply Rejection
PSR
2.7V
≤ V
DD
≤ 3.6V
40
280
µV
DC Crosstalk (Note 4)
100
µV
REFERENCE
Output Voltage
V
REF
1.234
V
MAX5230A
3
Output-Voltage Temperature
Coefficient (Note 3)
TCV
REF
MAX5230B
10
ppm/°C