SC16IS752IPW,128 NXP Semiconductors, SC16IS752IPW,128 Datasheet - Page 41

• Manufacturer Part Number: SC16IS752IPW,128
• Description: IC DUAL UART 64BYTE 28TSSOP
• Manufacturer: NXP Semiconductors

Specifications of SC16IS752IPW,128

• Features: Low Current
• Number Of Channels: 2, DUART
• Fifo's: 64 Byte
• Protocol: RS232, RS485
• Voltage - Supply: 2.5V, 3.3V
• With Auto Flow Control: Yes
• With Irda Encoder/decoder: Yes
• With False Start Bit Detection: Yes
• With Modem Control: Yes
• Mounting Type: Surface Mount
• Package / Case: 28-TSSOP (0.173", 4.40mm Width)
• For Use With: 568-4000 - DEMO BOARD SPI/I2C TO DUAL UART568-3510 - DEMO BOARD SPI/I2C TO UART
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935279292128; SC16IS752IPW-F; SC16IS752IPW-F

Fig 20. SPI operation
SCLK
SCLK
SCLK
SCLK
SO
SO
(1) Last bit (D0) of the last byte to be written to the transmit FIFO.
(2) Last bit (D0) of the last byte to be read from the receive FIFO.
a. Register write
d. FIFO read cycle
b. Register read
c. FIFO write cycle
SI
SI
SI
SI
R/W = 0; A[3:0] = register address; CH[1:0] = 00 for channel A; CH[1:0] = 01 for channel B
R/W = 1; A[3:0] = register address; CH[1:0] = 00 for channel A; CH[1:0] = 01 for channel B
R/W = 0; A[3:0] = 0000; CH[1:0] = 00 for channel A; CH[1:0] = 01 for channel B
R/W = 1; A[3:0] = 0000; CH[1:0] = 00 for channel A; CH[1:0] = 01 for channel B
R/W
R/W
R/W
R/W
A3
A3
A3
A3
A2
A2
A2
A2
A1
A1
A1
A1
A0
A0
A0
A0
CH1
CH1
CH1
CH1
CH0
CH0
CH0
CH0
X
X
X
X
D7
D7
D7
D7
D6
D6
D6
D6
D5
D5
D5
D5
D4
D4
D4
D4
D3
D3
D3
D3
D2
D2
D2
D2
D1
D1
D1
D1
D0
D0
D0
D0
D7
D7
D6
D6
D5
D5
D4
D4
D3
D3
D2
D2
D1
D1
D0
D0
last bit
last bit
(1)
(2)
002aab433
002aab434
002aab435
002aab436