MAX1203BC/D Maxim Integrated, MAX1203BC/D Datasheet - Page 18

• Manufacturer Part Number: MAX1203BC/D
• Description: Analog to Digital Converters - ADC
• Manufacturer: Maxim Integrated

Specifications of MAX1203BC/D

• Number Of Channels: 8/4
• Architecture: SAR
• Conversion Rate: 133 KSPs
• Resolution: 12 bit
• Input Type: Single-Ended/Differential
• Snr: 71 dB
• Interface Type: 4-Wire (SPI, Microwire, TMS320)
• Operating Supply Voltage: 4.75 V to 5.25 V
• Maximum Power Dissipation: 640 mW
• Number Of Converters: 1
• Voltage Reference: 4.096 V

5V, 8-Channel, Serial, 12-Bit ADCs
with 3V Digital Interface
Figure 12a. Timing Diagram for Power-Down Modes, External Clock
Table 5. Typical Power-Up Delay Times
Table 6. Software Shutdown
and Clock Mode
18
CLOCK
REFERENCE
MODE
MODE
SHDN
DOUT
Disabled
Disabled
PD1
DIN
BUFFER
Enabled
Enabled
Enabled
______________________________________________________________________________________
0
0
1
1
INTERNAL
S X X X X X 1 1
PD0
0
1
0
1
COMPENSATION MODE
REFERENCE-BUFFER
SETS EXTERNAL
CLOCK MODE
External
Internal
Internal
Full power-down mode
Fast power-down mode
Internal clock mode
External clock mode
(12 DATA BITS)
DATA VALID
POWERED UP
DEVICE MODE
S
CAPACITOR
X
X
X
REF
(µF)
4.7
X
X
0 1
EXTERNAL
SETS FAST
POWER-DOWN
MODE
(12 DATA BITS)
DATA VALID
POWER-DOWN
Table 7. Hard-Wired Shutdown
and Compensation Mode
V
Floating
GND
Fast/Full
STATE
S S H H D D N N
DD
MODE
Fast
Fast
Full
Full
POWER-DOWN
SETS EXTERNAL
FAST
CLOCK MODE
Enabled
Enabled
Full
Power-Down
S
X X X X X
DEVICE
MODE
POWERED UP
See Figure 14c
POWER-UP
DELAY
1 1
300
(µs)
5
2
2
Internal compensation
External compensation
N/A
REFERENCE-BUFFER
EXTERNAL
POWER-
COMPENSATION
INVALID
DOWN
DATA
FULL
SAMPLING RATE
MAXIMUM
(ksps)
133
133
133
POWERED
26
26
UP