MAX1258 Maxim Integrated Products, MAX1258 Datasheet - Page 5

• Manufacturer Part Number: MAX1258
• Description: Multichannel ADCs/DACs
• Manufacturer: Maxim Integrated Products

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ELECTRICAL CHARACTERISTICS (continued)
(AV
DV
(50% duty cycle), T
AV
Wake-Up Time (Note 12)
1kΩ Output Termination
100kΩ Output Termination
DYNAMIC PERFORMANCE (Notes 5, 13)
Output-Voltage Slew Rate
Output-Voltage Settling Time
Digital Feedthrough
Major Code Transition Glitch
Impulse
Output Noise (0.1Hz to 50MHz)
Output Noise (0.1Hz to 500kHz)
DAC-to-DAC Transition
Crosstalk
INTERNAL REFERENCE
REF1 Output Voltage (Note 8)
REF1 Temperature Coefficient
REF1 Short-Circuit Current
EXTERNAL-REFERENCE INPUT
REF1 Input Voltage Range
REF1 Input Impedance
DIGITAL INPUTS (SCLK, DIN, CS, CNVST, LDAC)
Input-Voltage High
Input-Voltage Low
Input Leakage Current
Input Capacitance
DIGITAL OUTPUT (DOUT) (Note 14)
Output-Voltage Low
DD
DD
DD
= DV
= 4.75V to 5.25V (MAX1220/MAX1222/MAX1258), external reference V
= DV
PARAMETER
DD
DD
12-Bit, Multichannel ADCs/DACs with FIFO,
= 5V (MAX1220/MAX1222/MAX1258), T
= 2.7V to 3.6V (MAX1221/MAX1223/MAX1257), external reference V
A
= -40°C to +85°C, unless otherwise noted. Typical values are at AV
_______________________________________________________________________________________
Temperature Sensing, and GPIO Ports
SYMBOL
TC
R
V
V
C
REF1
V
SR
REF1
V
t
I
OL
REF
S
IH
L
IL
IN
From power-down mode, AV
From power-down mode, AV
Programmed in power-down mode
At wake-up or programmed in
power-down mode
Positive and negative
To 1 LSB, 400 - C00 hex (Note 7)
Code 0, all digital inputs from 0 to DV
Between codes 2047 and 2048
From V
Using internal reference
From V
Using internal reference
MAX1221/MAX1223/MAX1257
MAX1220/MAX1222/MAX1258
V
V
REF modes 01, 10, and 11 (Note 4)
DV
DV
DV
I
SINK
REF
REF
DD
DD
DD
A
= 2.5V
= 4.096V
= 2mA
= +25°C. Outputs are unloaded, unless otherwise noted.)
= 2.7V to 5.25V
= 3.6V to 5.25V
= 2.7V to 3.6V
REF
REF
DIGITAL INTERFACE
CONDITIONS
REF
DD
DD
= 4.096V (MAX1220/MAX1222/MAX1258), f
= 5V
= 2.7V
REF
DD
DD
= 2.5V (MAX1221/MAX1223/MAX1257), AV
= DV
2.482
4.066
MIN
DD
0.7
2.4
70
3
= 3V (MAX1221/MAX1223/MAX1257),
4.096
±0.01
TYP
0.39
0.63
±30
100
660
720
260
320
100
0.5
0.5
2.5
25
21
15
1
2
4
AV
2.518
4.126
MAX
±10
130
0.8
0.6
0.4
5
DD
SCLK
ppm/°C
= 4.8MHz
UNITS
µV
µV
V/µs
nV
nV
nV
mA
kΩ
kΩ
kΩ
µA
pF
µs
µs
V
V
V
V
V
P-P
P-P
•
•
•
DD
s
s
s
5
=