MAX5318 MAXIM [Maxim Integrated Products], MAX5318 Datasheet - Page 9

• Manufacturer Part Number: MAX5318
• Description: 18-Bit, High-Accuracy Voltage Output DAC with Digital Gain, Offset Control, and SPI Interface
• Manufacturer: MAXIM [Maxim Integrated Products]

DIGITAL INTERFACE ELECTRICAL CHARACTERISTICS
(V
= 1µF, T
(Note 2)
Maxim Integrated
DIGITAL INPUTS (SCLK, DIN, CS, LDAC, M/Z, RST)
Input High Voltage
Input Low Voltage
Input Hysteresis (Note 4)
Input Leakage Current
Input Capacitance
DIGITAL OUTPUTS CHARACTERISTICS (DOUT, READY, BUSY)
Output Low Voltage
Output High Voltage
Output Three-State Leakage
Output Three-State Capacitance
Output Short-Circuit Current
TIMING CHARACTERISTICS
Serial Clock Frequency
SCLK Period
SCLK Pulse-Width High
SCLK Pulse-Width Low
CS Fall to SCLK Fall Setup Time
CS Fall to SCLK Fall Hold Time
SCLK Fall to CS Rise Hold Time
DIN to SCLK Fall Setup Time
DIN to SCLK Fall Hold Time
SCLK Rise to DOUT Settle Time
SCLK Rise to DOUT Hold Time
AVDD
= 5V, V
A
18-Bit, High-Accuracy Voltage Output DAC with
= -40°C to +105°C, unless otherwise noted. Typical values are at T
PARAMETER
Digital Gain, Offset Control, and SPI Interface
DDIO
= 1.8V to 2.7V, V
SYMBOL
AVSS
V
t
f
t
t
t
I
CSSO
CSH0
CSH1
t
V
C
SCLK
IHYST
V
DOH
V
C
I
t
t
DOT
OSS
t
t
t
V
I
CH
DH
OZ
CP
DS
CL
IN
OH
OL
OZ
IH
IL
IN
= -1.25V, V
Input = 0V at V
I
I
DOUT only
DOUT only
V
Stand-alone write mode
Stand-alone read mode and daisy-
chained read and write modes (Note 6)
Stand-alone write mode
Stand-alone read mode and daisy-
chained read and write modes
40% duty cycle
40% duty cycle
First SCLK
falling edge
Inactive falling edge preceding first
falling edge
24th falling edge
C
C
SOURCE
SINK
DDIO
L
L
= 20pF (Note 7)
= 0pF (Note 7)
REF
= 1.0mA, except for BUSY
= 2.7V
= 1.0mA
= 4.096V, R
CONDITIONS
DDIO
Stand-alone write mode
Stand-alone read mode
and daisy-chained read
and write modes
L
= 10kω, TC/SB = M/Z = DGND, C
A
= +25°C.)(GAIN = 0x3FFFF and OFFSET = 0x00000.)
V
V
0.8 x
- 0.2
MIN
200
125
DDIO
DDIO
20
12
72
9
9
0
4
8
8
2
Q150
Q0.1
Q0.1
TYP
300
10
15
REFO
MAX5318
= 100pF, C
V
MAX
0.2 x
DDIO
0.2
Q1
Q1
50
40
8
UNITS
BYPASS
MHz
mA
mV
FA
pF
FA
pF
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
V
V
V
V
9