SC28L91A1B,551 NXP Semiconductors, SC28L91A1B,551 Datasheet - Page 37

• Manufacturer Part Number: SC28L91A1B,551
• Description: IC UART SINGLE W/FIFO 44-PQFP
• Manufacturer: NXP Semiconductors
• Series: IMPACTr
• Type: Single Channel UARTr

Specifications of SC28L91A1B,551

• Number Of Channels: 1, UART
• Package / Case: 44-MQFP, 44-PQFP
• Features: False-start Bit Detection
• Fifo's: 16 Byte
• Voltage - Supply: 3.3V, 5V
• With Auto Flow Control: Yes
• With False Start Bit Detection: Yes
• With Modem Control: Yes
• With Cmos: Yes
• Mounting Type: Surface Mount
• Data Rate: 0.2304 MBd
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 3 V
• Supply Current: 25 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 3.3 V or 5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 568-1187; 935267419551; SC28L91A1B-S

Philips Semiconductors
2004 Oct 21
3.3 V or 5.0 V Universal Asynchronous
Receiver/Transmitter (UART)
NOTES:
1. Timing shown for MR2[4] = 1.
2. Timing shown for MR2[5] = 1.
TRANSMITTER
ENABLED
TxRDY
CTSN
RTSN
(SR2)
(OP0)
WRN
(IP0)
TxD
1
2
OPR(0) = 1
D1
(1X OUTPUT)
(1X INPUT)
(INPUT)
RxC
RxD
D8
D1
TxC
TxC
TxD
Figure 12. Transmitter External Clocks
Figure 13. Receiver External Clock
Figure 14. Transmitter Timing
t
TXD
D2
(1 OR 16 CLOCKS)
D9
t
RXS
1 BIT TIME
BREAK
t
START
TCS
37
D3
t
RXH
D10
BREAK
BREAK
STOP
WRITTEN TO
SD00139
THE TxFIFO
D11 WILL
D4
SD00138
NOT BE
OPR(0) = 1
D12
SC28L91
Product data sheet
D6
SD00155