LTC2435-1CGN#TRPBF Linear Technology, LTC2435-1CGN#TRPBF Datasheet - Page 17
![IC ADC DIFF I/REF 20BIT 16-SSOP](/photos/6/59/65965/161-16-ssop_sml.jpg)
LTC2435-1CGN#TRPBF
Manufacturer Part Number
LTC2435-1CGN#TRPBF
Description
IC ADC DIFF I/REF 20BIT 16-SSOP
Manufacturer
Linear Technology
Datasheet
1.LTC2435-1CGN.pdf
(40 pages)
Specifications of LTC2435-1CGN#TRPBF
Number Of Bits
20
Sampling Rate (per Second)
13.75
Data Interface
MICROWIRE™, Serial, SPI™
Number Of Converters
2
Power Dissipation (max)
1mW
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
APPLICATIO S I FOR ATIO
Figure 7a. LTC2435/LTC2435-1 Normal Mode
Rejection When Using an External Oscillator
of Frequency f
Table 3a. LTC2435 State Duration
State
CONVERT
SLEEP
DATA OUTPUT
Table 3b. LTC2435-1 State Duration
State
CONVERT
SLEEP
DATA OUTPUT
INPUT FREQUENCY DEVIATION FROM NOTCH FREQUENCY (%)
–100
–110
–120
–130
–140
–60
–70
–80
–90
–12
–8
EOSC
Operating Mode
Internal Oscillator
External Oscillator
Internal Serial Clock F
External Serial Clock with Frequency f
Operating Mode
Internal Oscillator
External Oscillator
Internal Serial Clock F
External Serial Clock with Frequency f
–4
without Running Averages
U
0
4
U
F
F
F
f
F
Frequency f
F
Simultaneous 50Hz/60Hz Rejection
F
f
F
Frequency f
8
EOSC
EOSC
O
O
O
O
O
O
O
O
O
2435 F07a
= LOW, (60Hz Rejection)
= HIGH, (50Hz Rejection)
= External Oscillator with Frequency 10278/f
= LOW/HIGH, (Internal Oscillator)
= External Oscillator with
= LOW
= External Oscillator with Frequency 10278/f
= LOW (Internal Oscillator)
= External Oscillator with
kHz (f
kHz (f
12
W
EOSC
EOSC
EOSC
EOSC
SCK
SCK
–100
–100
–120
–130
–140
/2560 Rejection)
/2560 Rejection)
–80
–90
kHz
kHz
kHz
kHz
Figure 7b. LTC2435-1 Normal Mode
Rejection When Using an Internal
Oscillator with Running Averages
48
DIFFERENTIAL INPUT SIGNAL FREQUENCY (Hz)
U
50
52
54
Duration
67ms, Output Data Rate ≤ 15 Readings/s
80ms, Output Data Rate ≤ 12.4 Readings/s
As Long As CS = HIGH
As Long As CS = LOW But Not Longer Than 1.25ms (24 SCK cycles)
As Long As CS = LOW But Not Longer Than 192/f
As Long As CS = LOW But Not Longer Than 24/f
Duration
73ms, Output Data Rate ≤ 14 Readings/s
As Long As CS = HIGH
As Long As CS = LOW But Not Longer Than 1.4ms (24 SCK cycles)
As Long As CS = LOW But Not Longer Than 192/f
As Long As CS = LOW But Not Longer Than 24/f
56
58
EOSC
EOSC
60
s, Output Data Rate ≤ f
s, Output Data Rate ≤ f
2435 F07b
62
LTC2435/LTC2435-1
–100
–105
–110
–115
–120
–125
–130
–135
–140
–80
–85
–90
–95
DEVIATION FROM NOTCH FREQUENCY f
–12
Figure 7c. LTC2435/LTC2435-1
Normal Mode Rejection When Using
an External Oscillator of Frequency
f
EOSC
DIFFERENTIAL INPUT SIGNAL FREQUENCY
EOSC
EOSC
with Running Averages
–8
/10278 Readings/s
/10278 Readings/s
–4
SCK
SCK
EOSC
EOSC
ms (24 SCK cycles)
ms (24 SCK cycles)
0
ms (24 SCK cycles)
ms (24 SCK cycles)
4
EOSC
17
8
2435 F07c
/2560(%)
24351fb
12