TSA1204IFT STMicroelectronics, TSA1204IFT Datasheet - Page 5

• Manufacturer Part Number: TSA1204IFT
• Description: IC CONV A/D 2-CH 12-BIT 48-TQFP
• Manufacturer: STMicroelectronics

Specifications of TSA1204IFT

• Number Of Bits: 12
• Sampling Rate (per Second): 20M
• Data Interface: Parallel
• Number Of Converters: 2
• Power Dissipation (max): 155mW
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-TQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-5435-2; TSA1204IFT

TSA1204
2
Pin descriptions
Table 1.
Pin
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
SELECT
Name
REFMQ
REFPQ
INCMQ
GNDBI
DGND
DGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
DVCC
DVCC
AVCC
AVCC
INBQ
IPOL
INBI
CLK
INQ
INI
Pin descriptions (TQFP48 package)
Analog ground
I channel analog input
Analog ground
I channel inverted
analog input
Analog ground
Analog bias current
input
Analog power supply
Analog ground
Q channel analog
input
Analog ground
Q channel inverted
analog input
Analog ground
Q channel top
reference voltage
Q channel bottom
reference voltage
Q channel input
common mode
Digital ground
Channel selection
Digital ground
Digital power supply
Digital buffer ground
Analog ground
Analog power supply
Digital power supply
Clock input
Description
Observation
2.5 V CMOS
2.5 V CMOS
2.5 V
2.5 V
2.5 V
2.5 V
input
input
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0 V
0V
0V
Pin
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
D11(MSB)
D0(LSB)
Name
GNDBE
VCCBE
VCCBE
GNDBE
VCCBI
REFMI
INCMI
REFPI
AVCC
AVCC
CLKD
OEB
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
Digital buffer ground
Digital Buffer power
supply
Most Significant Bit
output
Digital output
Digital output
Digital output
Digital output
Digital output
Digital output
Digital output
Digital output
Digital output
Digital output
Least Significant Bit
output
Digital Buffer power
supply
Digital buffer ground
Digital Buffer power
supply
Data clock input
Output Enable input
Analog power supply
Analog power supply
I channel input
common mode
I channel bottom
reference voltage
I channel top
reference voltage
Description
Pin descriptions
2.5 V/3.3 V CMOS
2.5 V/3.3 V - See
Observation
Application Note
Idle at high level
CMOS output
CMOS output
CMOS output
CMOS output
CMOS output
CMOS output
CMOS output
CMOS output
CMOS output
CMOS output
CMOS output
CMOS output
2.5 V or 3.3 V
(2.5 V/3.3 V)
(2.5 V/3.3 V)
(2.5 V/3.3 V)
(2.5 V/3.3 V)
(2.5 V/3.3 V)
(2.5 V/3.3 V)
(2.5 V/3.3 V)
(2.5 V/3.3 V)
(2.5 V/3.3 V)
(2.5 V/3.3 V)
(2.5 V/3.3 V)
(2.5 V/3.3 V)
2.5 V/3.3 V
2.5 V
2.5 V
2.5 V
input
0 V
0 V
0 V
5/31