LTC1867LACGN#TRPBF Linear Technology, LTC1867LACGN#TRPBF Datasheet - Page 8

• Manufacturer Part Number: LTC1867LACGN#TRPBF
• Description: IC ADC 16BIT 8CH 175KSPS 16SSOP
• Manufacturer: Linear Technology

Specifications of LTC1867LACGN#TRPBF

• Number Of Bits: 16
• Sampling Rate (per Second): 175k
• Data Interface: MICROWIRE™, Serial, SPI™
• Number Of Converters: 1
• Power Dissipation (max): 2.7mW
• Voltage Supply Source: Single Supply
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 16-SSOP (0.150", 3.90mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LTC1863L/LTC1867L
TYPICAL CONNECTION DIAGRAM
TEST CIRCUITS
TIMING DIAGRAMS
8
CS/CONV
CS/CONV
CS/CONV
SDO
(A) Hi-Z TO V OH AND V OL TO V OH
SCK
SDO
Load Circuits for Access Timing
t
t
4
7
Hi-Z
3k
(SDO Valid After CS/CONV↓)
(SLEEP Mode Wake-Up Time)
t
1
50%
(For Short Pulse Mode)
SLEEP BIT (SLP = 0)
READ-IN
50%
C
L
0.45V
t
1
(B) Hi-Z TO V OL AND V OH TO V OL
t
4
t
7
SDO
2.7V
50%
1.9V
0.45V
3k
C
SINGLE-ENDED
DIFFERENTIAL
L
1863L7L TC01
INPUTS
±1.25V
INPUT
1863L7L TD01c
2.5V
1863L7L TD01e
1863L7L TD01a
50%
+
–
+
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7/COM
LTC1863L/
LTC1867L
REFCOMP
CS/CONV
GND
V
SDO
V
SCK
SDI
REF
DD
CS/CONV
SCK
SDO
SDI
DIGITAL
I/O
10μF
10μF
2.5V
t
2.7V TO 3.6V
SDO
3
SCK
Load Circuits for Output Float Delay
(SDO Valid Hold Time After SCK↓)
t
5
t
t
SDO
6
2
(SDI Setup Time Before SCK↑)
t
1.9V
0.45V
1863L7L TCD
2.2μF
(SDI Hold Time After SCK↑)
(SDO Valid After SCK↓)
8
1.9V
1.25V
(A) V OH TO Hi-Z
(BUS Relinquish Time)
t
8
3k
t
5
90%
10%
C
L
1.9V
SDO
t
6
(B) V OL TO Hi-Z
2.7V
0.45V
1863L7L TC02
0.45V
1.9V
3k
t
1863L7L TD01b
t
3
C
2
Hi-Z
L
1.9V
0.45V
1863L7L TD01d
1863L7L TD01f
1863l7lfc