SC28L91A1B,528 NXP Semiconductors, SC28L91A1B,528 Datasheet - Page 33

• Manufacturer Part Number: SC28L91A1B,528
• Description: IC UART SINGLE W/FIFO 44PQFP
• Manufacturer: NXP Semiconductors
• Series: IMPACTr

Specifications of SC28L91A1B,528

• Features: False-start Bit Detection
• Number Of Channels: 1, UART
• 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
• Package / Case: 44-MQFP, 44-PQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935267419528; SC28L91A1B-T; SC28L91A1B-T

Bus action in the 80XXX mode terminates on the rise of CEN, WRN, or RDN which ever one occurs first.
Philips Semiconductors
NOTE:
2004 Oct 21
3.3 V or 5.0 V Universal Asynchronous
Receiver/Transmitter (UART)
RESETN
(WRITE)
(READ)
D0–D7
D0–D7
A0–A3
WDN
RDN
CEN
FLOAT
80XXX Mode
t
t
t
AS
CS
RES
t
AH
t
Figure 5. Bus Timing (80XXX mode)
DD
VALID
NOT
t
RW
Figure 4. Reset Timing
t
DS
VALID
VALID
33
t
CH
t
DF
RESETN
t
DH
t
t
RWD
RWD
FLOAT
68XXX Mode
t
RES
SD00087
SC28L91
Product data sheet
SD00696