XR18W750 Datasheet, PDF (36/44 Pages) Exar Corporation – WIRELESS UART CONTROLLER

XR18W750
WIRELESS UART CONTROLLER
REV. 1.0.0
AC ELECTRICAL CHARACTERISTICS
UNLESS OTHERWISE NOTED: TA=0^O TO 70^OC (-40^O TO +85^OC FOR INDUSTRIAL GRADE PACKAGE), VCC=2.25 -
3.63V, 70 PF LOAD WHERE APPLICABLE
SYMBOL
PARAMETER
ECLK
T_AS
T_AH
T_CS
T_RD
T_DY
T_RDV
T_DD
T_WR
T_DY
T_DS
T_DH
T_ADS
T_ADH
T_RWS
T_RDA
T_RDH
T_WDS
T_WDH
T_RWH
T_CSL
T_CSD
T_WDO
T_MOD
T_RSI
T_SSI
T_RRI
T_SI
External Clock (CMOS/TTL or Differential)
Address Setup Time (16 mode)
Address Hold Time (16 mode)
Chip Select Width (16 mode)
IOR# Strobe Width (16 mode)
Read Cycle Delay (16 mode)
Data Access Time (16 mode)
Data Disable Time (16 mode)
IOW# Strobe Width (16 mode)
Write Cycle Delay (16 mode)
Data Setup Time (16 mode)
Data Hold Time (16 mode)
Address Setup (68 Mode)
Address Hold (68 Mode)
R/W# Setup to CS# (68 Mode)
Read Data Access (68 mode)
Read Data Disable (68 mode)
Write Data Setup (68 mode)
Write Data Hold (68 Mode)
CS# De-asserted to R/W# De-asserted (68 Mode)
CS# Width (68 Mode)
CS# Cycle Delay (68 Mode)
Delay From IOW# To Output
Delay To Set Interrupt From MODEM Input
Delay To Reset Interrupt From IOR#
Delay From Stop To Set Interrupt
Delay From IOR# To Reset Interrupt
Delay From Stop To Interrupt
LIMITS
2.5V ± 10%
MIN
MAX
16
0
0
50
50
50
45
25
50
50
10
5
0
0
0
45
25
10
5
5
50
50
50
50
50
1
45
45
LIMITS
3.3V ± 10%
MIN
MAX
16
0
0
40
40
40
35
25
40
40
10
5
0
0
0
35
25
10
5
5
40
40
50
50
50
1
45
45
UNIT
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Bclk
ns
ns
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