FM24C04B
AC Parameters (TA = -40° C to + 85° C, VDD = 4.5V to 5.5V, CL = 100 pF unless otherwise specified)
Symbol Parameter Min Max Min Max Min Max Units Notes
fSCL
tLOW
tHIGH
tAA
SCL Clock Frequency
0
4.7
4.0
100
0
1.3
0.6
400
0
0.6
0.4
1000
kHz
Clock Low Period
µs
Clock High Period
SCL Low to SDA Data Out Valid
µs
µs
3
0.9
0.55
tBUF
Bus Free Before New
Transmission
4.7
1.3
0.5
µs
tHD:STA
tSU:STA
Start Condition Hold Time
Start Condition Setup for Repeated
Start
4.0
4.7
0.6
0.6
0.25
0.25
µs
µs
tHD:DAT
tSU:DAT
tR
Data In Hold
0
250
0
100
0
100
ns
ns
ns
ns
µs
ns
Data In Setup
Input Rise Time
1000
300
300
300
300
100
1
1
tF
Input Fall Time
tSU:STO
Stop Condition Setup
Data Output Hold
(from SCL @ VIL)
Noise Suppression Time Constant
on SCL, SDA
4.0
0
0.6
0
0.25
0
tDH
tSP
50
50
50
ns
Notes : All SCL specifications as well as start and stop conditions apply to both read and write operations.
This parameter is periodically sampled and not 100% tested.
1
Capacitance (TA = 25° C, f=1.0 MHz, VDD = 5V)
Symbol
CI/O
Parameter
Input/Output Capacitance (SDA)
Input Capacitance
Max
8
6
Units
pF
pF
Notes
1
1
CIN
Notes
This parameter is periodically sampled and not 100% tested.
1
Power Cycle Timing
Power Cycle Timing (TA = -40°C to +85°C, VDD = 4.5V to 5.5V unless otherwise specified)
Symbol Parameter
Min
Max
Units
Notes
ms
tPU
Power Up (VDD min) to First Access (Start condition)
10
-
-
-
-
tPD
Last Access (Stop condition) to Power Down (VDD min)
0
µs
tVR
tVF
VDD Rise Time
VDD Fall Time
30
100
µ
s/V
s/V
1
1
µ
Notes
1. Slope measured at any point on VDD waveform.
Rev. 1.3
Feb. 2011
Page 9 of 12
RAMTRON [ RAMTRON INTERNATIONAL CORPORATION ]
