AT24C32C_14 Datasheet, PDF (5/28 Pages) ATMEL Corporation – Schmitt Trigger, Filtered Inputs for Noise Suppression

AT24C32C/64C
AC Characteristics
Applicable over recommended operating range from T_AI = -40°C to +85°C, V_CC = +1.8V to +5.5V, CL = 1 TTL Gate and
100 pF (unless otherwise noted)
1.8-volt
5.0-volt
Symbol
Parameter
Min Max
Min
Max
Units
f_SCL
t_LOW
t_HIGH
t_i
t_AA
t_BUF
Clock Frequency, SCL
Clock Pulse Width Low
Clock Pulse Width High
Noise Suppression Time⁽¹⁾
Clock Low to Data Out Valid
Time the bus must be free before a new
transmission can start⁽¹⁾
400
1000
kHz
1.3
0.4
µs
0.6
0.4
µs
100
50
ns
0.05 0.9
0.05
0.55
µs
1.3
0.5
µs
t_HD.STA
t_SU.STA
t_HD.DAT
t_SU.DAT
t_R
t_F
t_SU.STO
t_DH
t_WR
Endurance⁽¹⁾
Start Hold Time
Start Set-up Time
Data In Hold Time
Data In Set-up Time
Inputs Rise Time⁽¹⁾
Inputs Fall Time⁽¹⁾
Stop Set-up Time
Data Out Hold Time
Write Cycle Time
25°C, Page Mode, 3.3V
0.6
0.25
0.6
0.25
0
0
100
100
0.3
300
0.6
0.25
50
50
5
1,000,000
µs
µs
µs
ns
0.3
µs
100
ns
µs
ns
5
ms
Write
Cycles
Notes:
1. This parameter is ensured by characterization.
2. AC measurement conditions:
R_L (connects to V_CC): 1.3 kΩ (2.5V, 5.0V), 10 kΩ (1.8V)
Input pulse voltages: 0.3 V_CC to 0.7 V_CC
Input rise and fall times: ≤ 50 ns
Input and output timing reference voltages: 0.5 V_CC
5
5298A–SEEPR–1/08