Datasheet

PCA9703 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2014. All rights reserved.
Product data sheet Rev. 4 — 5 September 2014 12 of 28
NXP Semiconductors
PCA9703
18 V tolerant SPI 16-bit GPI with maskable INT
8.2.1.2 UJA107xA with PCA9703, standby and sleep
• UJA107xA SBC provides WBIAS pin for cyclic biasing of the inputs
• Compatible with UJA107xA based ASSPs
Fig 8. UJA107xA with PCA9703 with supplied microcontroller (standby)
Fig 9. UJA107xA with PCA9703 with supplied microcontroller (sleep)
CS
SDIN
SDOUT
SCLK
002aae029
IN0
PCA9703
V
SS
V
DD
INT_EN
INT
IN1
IN15
BAT
UJA107xA
WAKE2
V1 GND
V
CC
μC
CSN
MOSI
MISO
SCLK
GND
WBIAS
RSTN
1 kΩ 1 kΩ 1 kΩ
100 kΩ
100 kΩ
100 kΩ
V1
10 kΩ
10 kΩ
10 kΩ
10 kΩ
47 kΩ
47 kΩ
WAKE1
alternate PDTA114E
alternate
PDTA144E
CS
SDIN
SDOUT
SCLK
002aae972
IN0
PCA9703
V
SS
V
DD
INT_EN
INT
IN1
IN15
BAT
UJA107xA
WAKE2
V1 GND
V
CC
μC
CSN
MOSI
MISO
SCLK
GND
WBIAS
RSTN
1 kΩ 1 kΩ 1 kΩ
100 kΩ
100 kΩ
100 kΩ
10 kΩ
10 kΩ
10 kΩ
10 kΩ
47 kΩ
47 kΩ
WAKE1
6.8 kΩ
470 nF
10 kΩ
47 kΩ
alternate
PVR100AD-B5V0
alternate PDTA114E
alternate PDTA144E
alternate
PDTC144T