SC16C850V NXP Semiconductors, SC16C850V Datasheet - Page 36

• Manufacturer Part Number: SC16C850V
• Description: XScale VLIO bus interface
• Manufacturer: NXP Semiconductors

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NXP Semiconductors
10. Dynamic characteristics
Table 37.
T
[1]
[2]
[3]
SC16C850V_4
Product data sheet
Symbol
f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
XTAL1
d(CS-LLAH)
su(A-LLAH)
w(LLA)
h(LLAH-A)
d(IOW)
d(IOR-DV)
w(IOR)
d(LLAH-IORL)
w(IOW)
h(IOWH-D)
d(LLAH-IOWL)
su(D-IOWH)
d(IOR)
dis(IOR-QZ)
d(IOW-Q)
d(modem-INT)
d(IOR-INTL)
WH
WL
w(clk)
d(stop-INT)
d(start-INT)
d(IOW-TX)
d(IOW-INTL)
w(RESET_N)
amb
External clock only; maximum crystal frequency is 24 MHz.
10 % of the data bus output voltage level.
RCLK is an internal frequency and it is equal to 16 times the baud rate.
= 40 C to +85 C; V
Dynamic characteristics
Parameter
frequency on pin XTAL1
delay time from CS to LLA HIGH
set-up time from address to LLA HIGH
LLA pulse width time
address hold time after LLA HIGH
IOW delay time
delay time from IOR to data valid
IOR pulse width time
delay time from LLA HIGH to IOR LOW
IOW pulse width time
data input hold time after IOW HIGH
delay time from LLA HIGH to IOW LOW
set-up time from data input to IOW HIGH
IOR delay time
disable time from IOR to high-impedance data
output
delay time from IOW to data output
delay time from modem to INT
delay time from IOR to INT LOW
pulse width HIGH
pulse width LOW
clock pulse width
delay time from stop to INT
delay time from start to INT
delay time from IOW to TX
delay time from IOW to INT LOW
pulse width on pin RESET
[2]
DD
= 1.65 V to 1.95 V; unless otherwise specified.
Single UART with 128-byte FIFOs, IrDA, and XScale VLIO bus interface
Rev. 04 — 14 January 2008
Conditions
25 pF load
25 pF load
25 pF load
25 pF load
25 pF load
25 pF load
25 pF load
25 pF load
[1]
[3]
[3]
[3]
Min
-
10
5
10
10
10
-
20
10
10
5
10
5
10
-
-
-
-
6
6
12.5
-
-
8T
-
10
RCLK
Typ
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
SC16C850V
© NXP B.V. 2008. All rights reserved.
Max
80
-
-
-
-
-
40
-
-
-
-
-
-
-
20
50
50
50
-
-
-
1T
1T
24T
50
-
RCLK
RCLK
RCLK
36 of 47
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
s
s
s
ns
ns