AK8996 Datasheet, PDF (13/74 Pages) Asahi Kasei Microsystems – Pressure Sensor Interface IC

[AK8996/W]
5) Digital DC Characteristics
Unless otherwise specified, VDD = 2.2 to 5.5V, Temperature = -40 to 105ºC, register default
Item
Symbol Pin Conditions
Min.
Typ.
Max. Units
High level input VIH 1, 2
voltage
0.7*VDD
-
-
V
Low level input VIL 1, 2
voltage
-
-
0.3*VDD V
High level input IIH1
1
current 1
+10
-
+200
µA
High level input IIH2
2
current 2
-10
-
+10
µA
Low level input IIL 1, 2
current
-10
-
+10
µA
High level output VOH
3 IOH= -200µA 0.9*VDD
-
voltage
-
V
Low level output VOL
3 IOL= +200µA
-
voltage
-
0.1*VDD V
1 SDI(/O), SCLK, CS (integrated 100kΩ pull-down resistor )
2 STBYN (Schmitt trigger)
3 SD(I/)O, DET
6) Digital AC Characteristics
Unless otherwise specified, VDD = 2.2 to 5.5V, Temperature = -40 to 105ºC, register default
Item
Symbol Min. Typ.
Max.
Units
Write time (EEPROM address write) Twr_EEP1 5
Write time (EEPROM batch write)
Twr_EEP1 10
Write time (register)
Twr_REG 300
100
msec
100
msec
nsec
CS setup time
Tcs
100
nsec
Data setup time
Ts
100
nsec
Data hold time
Th
100
nsec
SCLK high time
Twh
500
nsec
SCLK low time
Twl
500
nsec
SCLK → SDO delay time
Td
200
nsec
Idle time
SCLK rising time ^Note)
SCLK falling time ^Note)
Ti
100
Tr
Tf
nsec
10
nsec
10
nsec
Note) Design reference value; no production test performed.
[Serial I/F timing (Write)]
Tcs
[SCLK Raising/Falling timing]
Twr_EEP1/2, Twr_REG Ti
Tr
Tf
CS
SCLK
Ts Th
1
Twh Twl
16
0.7VDD
SCLK
0.3VDD
SDI/O
A0
D0
[Serial I/F timing (Read) ]
CS
Td
Td
SCLK
8
9
16
SDI/O
Hi-Z
A0
D7
Hi-Z
D0
MS1055-E-02
13
2011/12