AS1542-BTSU ams, AS1542-BTSU Datasheet - Page 8

• Manufacturer Part Number: AS1542-BTSU
• Description: Analog to Digital Converters - ADC
• Manufacturer: ams

Specifications of AS1542-BTSU

• Rohs: yes
• Number Of Channels: 16/8
• Architecture: SAR
• Conversion Rate: 1 MSPs
• Resolution: 12 bit
• Input Type: Single-Ended/Differential
• Snr: 71 dB
• Interface Type: QSPI, SPI
• Operating Supply Voltage: 2.7 V to 5.25 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: TSSOP-28
• Maximum Power Dissipation: 18.4 mW
• Minimum Operating Temperature: - 40 C
• Number Of Converters: 1

AS1542
Data Sheet - E l e c t r i c a l C h a r a c t e r i s t i c s
Timing Specifications
V
based on load circuit shown in
Table 4.
Figure 3. Load Circuit for Digital Output Timing Specifications
Figure 4. Serial Interface Timing Diagram
www.austriamicrosystems.com
DOUT
SCLK
DD
CSN
DIN
Symbol
t
t
t
WAKEUP
t
CSDOE
CSDOV
f
QUIET
ADDR3
t
t
t
t
t
SCLK
= 2.7 to 5.25V, VDRIVE
t
t
DOH
DOV
DOD
t
t
CSH
CSS
t
CH
DH
t
t
CP
CL
DS
CSDOV
CSDOE
Tri-State
0.4 t
0.4 t
t
0.01
WRITE
Min
CSS
50
50
10
10
15
20
20
5
CP
CP
1
ADDR2
Typ
t
DS
SEQ
2
ADDR1
≤
Max
ADDR3
V
Figure 3 on page
20
20
40
50
50
1
DD
DOUT
, REFIN = 2.5V; T
4 ID Bits
3
ADDR0
MHz SCLK frequency
Unit
ADDR2
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
C
25pF
LOAD
4
DB11
SCLK periode
Minimum quiet time required between bus relinquish and next
conversion start.
CSN Fall to SCLK Fall Setup
CSN Fall to DOUT Enabled.
CSN Fall to DOUT Valid.
SCLK Pulse Width Low.
SCLK Pulse Width High.
SCLK Fall to DOUT Hold.
SCLK Fall to DOUT Valid.
SCLK Fall to DOUT Disable.
DIN to SCLK Fall Setup.
DIN to SCLK Fall Hold.
Sixteenth SCLK Fall to CSN Rise Hold.
Power-up time from auto shutdown mode.
t
DOV
ADDR1
t
CH
8.
t
200µA
200µA
DH
5
AMB
Revision 1.00
DB10
I
I
OH
OL
ADDR0
= -40 to +85°C (unless otherwise specified). Specifications
t
CONVERT
6
t
DOH
12
VDD/2
DB3
SE/FDN
Description
13
DB2
DC
B
t
14
CL
DB1
DC
15
t
DOD
DB0
DC
16
t
CSH
DC = Don’t Care
Tri-State
t
QUIET
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