SC28L91A1A-S NXP Semiconductors, SC28L91A1A-S Datasheet - Page 35

• Manufacturer Part Number: SC28L91A1A-S
• Manufacturer: NXP Semiconductors

Specifications of SC28L91A1A-S

• Transmit Fifo: 16Byte
• Receive Fifo: 16Byte
• Transmitter And Receiver Fifo Counter: Yes
• Operating Supply Voltage (typ): 3.3/5V
• Package Type: PLCC
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 3V
• Mounting: Surface Mount
• Pin Count: 44
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Number Of Channels: 1
• Lead Free Status / RoHS Status: Compliant

Philips Semiconductors
2004 Oct 21
NOTE: DACKN low requires two rising edges of X1 clock after CSN is low.
3.3 V or 5.0 V Universal Asynchronous
Receiver/Transmitter (UART)
DTACKN
X1/CLK
(a) INPUT PINS
(b) OUTPUT PINS
IACKN
D0–D7
INTRN
OP0–OP7
IP0–IP6
WRN
RDN
Figure 8. Interrupt Cycle Timing (68XXX mode)
t
PS
t
t
CSC
DD
OLD DATA
Figure 9. Port Timing
t
DAL
35
t
DCR
t
t
PH
CSD
t
PD
t
DAH
t
DAT
NEW DATA
t
DF
SD00135
SD00149
SC28L91
Product data sheet