DS3234S- MAXIM [Maxim Integrated Products], DS3234S- Datasheet - Page 4

• Manufacturer Part Number: DS3234S-
• Description: Extremely Accurate SPI Bus RTC with Integrated Crystal and SRAM
• Manufacturer: MAXIM [Maxim Integrated Products]

AC ELECTRICAL CHARACTERISTICS
(V
POWER-SWITCH CHARACTERISTICS
(T
CAPACITANCE
(T
Extremely Accurate SPI Bus RTC with
Integrated Crystal and SRAM
4
SCLK Clock Frequency
Data to SCLK Setup
SCLK to Data Hold
SCLK to
SCLK to Data Valid (Note 6)
SCLK Low Time
SCLK High Time
SCLK Rise and Fall
SCLK to
Pushbutton Debounce
Reset Active Time
Oscillator Stop Flag (OSF) Delay
Temperature Conversion Time
V
V
V
V
Recovery at Power-Up
Capacitance on All Input Pins
Capacitance on All Output Pins
CC
A
A
CC
PF(MIN)
CC
PF(MAX)
= -40°C to +85°C)
= +25°C)
to SCLK Setup
Inactive Time
to Output High Impedance
_____________________________________________________________________
= 2.0V to 5.5V, T
Fall Time; V
Rise Time; V
PARAMETER
PARAMETER
PARAMETER
Setup
Hold
PF(MAX)
PF(MIN)
A
= -40°C to +85°C, unless otherwise noted.) (Note 1)
to
to
SYMBOL
SYMBOL
SYMBOL
t
PB
t
t
t
t
CONV
t
t
t
t
t
t
f
t
VCCR
VCCF
t
R
CWH
t
CDH
CCS
CDD
t
t
CCH
CDZ
OSF
SCL
t
RST
C
C
REC
DC
CH
CC
CL
, t
DB
IN
IO
F
2.7V
2.0V
2.7V
2.0V
2.7V
2.0V
2.7V
2.0V
2.7V
2.0V
(Note 7)
(Note 8)
(Note 9)
(Note 10)
Outputs high impedance (Note 10)
V
V
V
V
V
V
V
V
V
V
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
< 2.7V
< 2.7V
< 2.7V
< 2.7V
< 2.7V
5.5V
5.5V
5.5V
5.5V
5.5V
CONDITIONS
CONDITIONS
CONDITIONS
MIN
110
220
110
220
400
100
200
400
MIN
MIN
300
30
30
30
0
TYP
250
250
100
125
TYP
TYP
125
MAX
MAX
MAX
160
200
200
300
80
40
10
10
4
2
UNITS
UNITS
UNITS
MHz
ms
ms
ms
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
pF
pF
µs
µs