SCC2691 Philips Semiconductors, SCC2691 Datasheet - Page 16
![no-image](/images/manufacturer_photos/0/5/522/philips_semiconductors_sml.jpg)
SCC2691
Manufacturer Part Number
SCC2691
Description
Universal asynchronous receiver/transmitter UART
Manufacturer
Philips Semiconductors
Datasheet
1.SCC2691.pdf
(24 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
SCC26912AEA44
Manufacturer:
PHILIPS/飞利浦
Quantity:
20 000
Part Number:
SCC2691AC-1D24
Manufacturer:
PHI
Quantity:
20 000
Part Number:
SCC2691AC1
Manufacturer:
PHILIPS/飞利浦
Quantity:
20 000
Company:
Part Number:
SCC2691AC1024
Manufacturer:
NXP
Quantity:
1 831
Company:
Part Number:
SCC2691AC1A128
Manufacturer:
PHILIPS
Quantity:
9
Part Number:
SCC2691AC1A28
Manufacturer:
PHILIPS/飞利浦
Quantity:
20 000
Company:
Part Number:
SCC2691AC1A28,602
Manufacturer:
NXP Semiconductors
Quantity:
10 000
Company:
Part Number:
SCC2691AC1A28,623
Manufacturer:
NXP Semiconductors
Quantity:
10 000
Company:
Part Number:
SCC2691AC1D24
Manufacturer:
NXP
Quantity:
76
Part Number:
SCC2691AC1D24
Manufacturer:
PHILIPS/飞利浦
Quantity:
20 000
Company:
Part Number:
SCC2691AC1N24
Manufacturer:
NXP
Quantity:
19 281
www.DataSheet4U.com
Philips Semiconductors
1998 Sep 04
C/T CLK
Universal asynchronous receiver/transmitter (UART)
X1/CLK
RxC
TxC
NOTES:
1. INTRN or MPO when used as interrupt outputs.
2. The test for open drain outputs is intended to guarantee switching of the output transistor. Measurement of this response is referenced from the midpoint of the switching signal,
V
are pronounced and can greatly affect the resultant measurement.
MPO
WRN
RDN
M
MPI
, to a point 0.5V above V
FROM EXTERNAL
CLK
DRIVING
SOURCE
t
PS
INTERRUPT
INTERRUPT
5V
OUTPUT
OUTPUT
OL
. This point represents noise margin that assures true switching has occurred. Beyond this level, the effects of external circuitry and test environment
t
t
470
t
t
WRN
CLK
CTC
N/C
RDN
Rx
Tx
1
1
t
PH
X1
X2
t
t
t
t
CLK
CTC
Rx
Tx
Figure 6. Interrupt Timing
Figure 7. Clock Timing
Figure 5. I/O Timing
t
IR
16
TYPE OF OPERATION . . . . . .PARALLEL RESONANT, FUND. MODE
FREQUENCY. . . . . . . . . . . . . . 2–4MHz
LOAD CAPACITANCE (C
V
M
t
IR
TYPICAL CRYSTAL SPECIFICATION
C1
C2
V
L
Y1 = 3.6864MHz, C
). . . 20 or 32pF (typical)
t
C1 = C2 = 24pF
OL
PD
V
OL
+0.5V
+0.5V
V
Y1
OL
V
OL
L
= 20pF
X1/CLK
X2
50k
to
150k
SCC2691
SD00125
Product specification
SCC2691
SD00127
SD00126