AMC1210_14 Datasheet, PDF (5/54 Pages) Texas Instruments – Quad Digital Filter for 2nd-Order Delta-Sigma Modulator

AMC1210
www.ti.com.............................................................................................................................................................. SBAS372D – APRIL 2006 – REVISED MAY 2009
Table 1. TERMINAL FUNCTIONS
TERMINAL
NO.
NAME
1
CVDD
2
IN1
3
CLK1
4
IN2
5
CLK2
6
IN3
7
CLK3
8
IN4
9
CLK4
10
AVDD
11
PWM1
12
PWM2
13
AGND
14
DVDD
15
GND
16
CLK
17
SH1
18
SH2
19
ACK
20
INT
21
AD7
22
AD6
23
AD5
24
AD4
25
AD3
26
AD2
27
AD1
28
AD0
29
GND
30
BVDD
31
WR
32
RD
33
CS
34
ALE
35
M0
36
M1
37
RST
38
TE
39
DVDD
40
GND
I/O
Input
Bidirectional
Input
Bidirectional
Input
Bidirectional
Input
Bidirectional
Output
Output
Input
Input
Input
Output
Output
Bidirectional
Bidirectional
Bidirectional
Bidirectional
Bidirectional
Bidirectional
Bidirectional
Bidirectional
Input
Input
Input
Input
Input
Input
Input
Input
DESCRIPTION
Modulator side supply⁽¹⁾
Data input from Modulator 1
Clock from/to Modulator 1
Data input from Modulator 2
Clock from/to Modulator 2
Data input from Modulator 3
Clock from/to Modulator 3
Data input from Modulator 4
Clock from/to Modulator 4
Signal generator supply
Signal generator output
Signal generator output (inverted)
Signal generator ground
Core supply
Ground
System clock
First asynchronous sample-and-hold
Second asynchronous sample-and-hold
Acknowledge signal
Interrupt signal
Data bus bit 7 (most significant bit)
Data bus bit 6
Data bus bit 5
Data bus bit 4
Data bus bit 3
Data bus bit 2
Data bus bit 1
Data bus bit 0 (least significant bit)⁽²⁾
Ground
Controller side supply⁽³⁾
Write signal⁽²⁾
Read signal⁽²⁾
Chip select signal⁽²⁾
Address latch enable ⁽²⁾
First mode pin
Second mode pin
Active-low asynchronous reset
For factory test only; must be tied to ground
Core supply
Ground
(1) The pins for the modulator side are 1 to 9.
(2) Functionality is dependent on device setup. To see a list of pin functions/names in each mode, see Table 3.
(3) The pins for the controller side are 16 to 38.
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