CDP1854 Intersil Corporation, CDP1854 Datasheet - Page 11

• Manufacturer Part Number: CDP1854
• Description: Programmable Universal Asynchronous Receiver/Transmitter (UART)
• Manufacturer: Intersil Corporation

Dynamic Electrical Specifications
NOTES:
1. Typical values for T
2. Maximum limits of minimum characteristics are the values above which all devices function.
RECEIVER TIMING - MODE 1
Minimum Clock Period
Minimum Pulse Width
Minimum Setup Time
Propagation Delay Time
Clock Low Level
Clock High Level
TPB
Data Start Bit to Clock
TPB to DATA AVAILABLE
Clock to DATA AVAILABLE
Clock to Overrun Error
Clock to Parity Error
Clock to Framing Error
PARAMETER
A
= 25
o
C and nominal voltages.
T
(See Figure 4)
A
= -40
t
CDP1854A, CDP1854AC
t
t
t
t
t
t
t
CDA
COE
CPE
t
TDA
CFE
t
CC
CH
DC
CL
TT
o
C to +85
o
V
(V)
C, V
10
10
10
10
10
10
10
10
10
10
DD
5
5
5
5
5
5
5
5
5
5
5-52
DD
5%, t
(NOTE 1)
TYP
250
125
100
100
100
100
220
110
220
110
210
105
240
120
200
100
75
75
50
50
R
, t
CDP1854A
F
= 20ns, V
(NOTE 2)
MAX
310
155
125
100
125
100
150
150
325
175
325
175
300
150
375
175
300
150
75
75
IH
= 0.7 V
LIMITS
(NOTE 1)
DD
TYP
250
100
100
100
100
220
220
210
240
200
, V
-
-
-
-
-
-
-
-
-
-
CDP1854AC
IL
= 0.3 V
(NOTE 2)
DD
MAX
310
125
125
150
150
325
325
300
375
300
-
-
-
-
-
-
-
-
-
-
, C
L
= 100pF,
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns