Datasheet

bq27530-G1
SLUSAL5 –DECEMBER 2012 www.ti.com
DATA FLASH MEMORY CHARACTERISTICS
T
A
= –40°C to 85°C, 2.4 V < V
CC
< 2.6 V; typical values at T
A
= 25°C and V
CC
= 2.5 V (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
t
DR
(1)
Data retention 10 Years
Flash-programming write 20,000 Cycles
cycles
(1)
t
WORDPROG
(1)
Word programming time 2 ms
I
CCPROG
(1)
Flash-write supply current 5 10 mA
t
DFERASE
(1)
Data flash master erase time 200 ms
t
IFERASE
(1)
Instruction flash master erase 200 ms
time
t
PGERASE
(1)
Flash page erase time 20 ms
(1) Specified by design. Not production tested
I
2
C-COMPATIBLE INTERFACE COMMUNICATION TIMING CHARACTERISTICS
T
A
= –40°C to 85°C, 2.4 V < V
CC
< 2.6 V; typical values at T
A
= 25°C and V
CC
= 2.5 V (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
t
r
SCL/SDA rise time 300 ns
t
f
SCL/SDA fall time 300 ns
t
w(H)
SCL pulse duration (high) 600 ns
t
w(L)
SCL pulse duration (low) 1.3 μs
t
su(STA)
Setup for repeated start 600 ns
t
d(STA)
Start to first falling edge of SCL 600 ns
t
su(DAT)
Data setup time 100 ns
t
h(DAT)
Data hold time 0 ns
t
su(STOP)
Setup time for stop 600 ns
t
(BUF)
Bus free time between stop and 66 μs
start
f
SCL
Clock frequency
(1)
400 kHz
(1) If the clock frequency (f
SCL
) is > 100 kHz, use 1-byte write commands for proper operation. All other transactions types are supported at
400 kHz. (Refer to I
2
C INTERFACE and I
2
C Command Waiting Time)
Figure 1. I
2
C-Compatible Interface Timing Diagrams
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