SMB380 Jennic, SMB380 Datasheet - Page 27

• Manufacturer Part Number: SMB380
• Description: Smb380 Triaxial Acceleration Sensor
• Manufacturer: Jennic

Table 9: Specification of four-wire SPI serial interface
Rev. 1.3
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7211RB11
Interface parameters :
Input - low level
Input - high level
Output – low level
Output – high level Voh_SDI
Load capacitor
(on SDO)
CSB
pull-up resistor
4-wire SPI timings :
SPI clock
input frequency
SCK low pulse
SCK high pulse
SDI setup time
SDI hold time
SDO output delay
CSB setup time
CSB hold time
. Specifications are subject to change without notice.
Vil_si
Vol_SDI
Csdo_spi
CSB_pull_up
Fspi_4
Tlow_sck_4
Thigh_sck_4
Tsetup_sdi_4
Thold_sdi_4
Tdelay_sdo_4
Tsetup_csb_4
Thold_csb_4
Vih_si
Triaxial acceleration sensor
Preliminary Data Sheet
Vddio=1.62V to 3.6V
Vddio=1.62V to 3.6V
Vddio=1.8V, iol=3 mA
Vddio=1.8V, ioh=1mA
For 10MHz SPI transfer
Internal pull-up
resistance to VDDIO
SMB380
Conditions
Page 27
0.7*Vddio
Min.
1.4
70
5
5
5
5
5
5
Typ.
120
Bosch Sensortec
18-September-2007
0.3*Vddio
Max.
190
0.4
25
25
10
unit
MHz
kΩ
pF
ns
ns
ns
ns
ns
ns
ns
V
V
V
V