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Microprocessor supervisor, Processor, Memory, Non-volatile memory, Digital converter
Text version of the page
FM24C16A AC Parameters
(T A = -40 ° C to + 85 ° C, V DD = 4.5V to 5.5V unless otherwise specified) Symbol Parameter Min Max Min Max Min Max Units Notes f
SCL SCL Clock Frequency 0 100 0 400 0 1000 kHz 1 t
LOW Clock Low Period 4.7 1.3 0.6 µ s t
HIGH Clock High Period 4.0 0.6 0.4 µ s t
AA SCL Low to SDA Data Out Valid 3 0.9 0.55 µ s t
BUF Bus Free Before New Transmission 4.7 1.3 0.5 µ s t
HD:STA Start Condition Hold Time 4.0 0.6 0.25 µ s t
SU:STA Start Condition Setup for Repeated Start 4.7 0.6 0.25 µ s t
HD:DAT Data In Hold Time 0 0 0 ns t
SU:DAT Data In Setup Time 250 100 100 ns t
R Input Rise Time 1000 300 300 ns 2 t
F Input Fall Time 300 300 100 ns 2 t
SU:STO Stop Condition Setup 4.0 0.6 0.25 µ s t
DH Data Output Hold (from SCL @ V
IL )0 0 0 ns t
SP Noise Suppression Time Constant on SCL, SDA 50 50 50 ns
Notes : All SCL specifications as well as start and stop conditions apply to both read and write operations. 1The speed-related specifications are guaranteed characteristic points from DC to 1 MHz. 2This parameter is periodically sampled and not 100% tested. Capacitance (T
A = 25 ° C, f=1.0 MHz, V
DD = 5V) Symbol Parameter Max Units Notes C
I/O Input/Output Capacitance (SDA) 8 pF 1 C
IN Input Capacitance 6 pF 1
Notes 1This parameter is periodically sampled and not 100% tested. AC Test Conditions Input Pulse Levels 0.1 V
DD to 0.9 V
DD Input rise and fall times 10 ns Input and output timing levels 0.5 V
DD Equivalent AC Load Circuit
5.5V 1700 Ω Output 100 pF Rev 3.0 Mar. 2005 Page 9 of 12
(T A = -40 ° C to + 85 ° C, V DD = 4.5V to 5.5V unless otherwise specified) Symbol Parameter Min Max Min Max Min Max Units Notes f
SCL SCL Clock Frequency 0 100 0 400 0 1000 kHz 1 t
LOW Clock Low Period 4.7 1.3 0.6 µ s t
HIGH Clock High Period 4.0 0.6 0.4 µ s t
AA SCL Low to SDA Data Out Valid 3 0.9 0.55 µ s t
BUF Bus Free Before New Transmission 4.7 1.3 0.5 µ s t
HD:STA Start Condition Hold Time 4.0 0.6 0.25 µ s t
SU:STA Start Condition Setup for Repeated Start 4.7 0.6 0.25 µ s t
HD:DAT Data In Hold Time 0 0 0 ns t
SU:DAT Data In Setup Time 250 100 100 ns t
R Input Rise Time 1000 300 300 ns 2 t
F Input Fall Time 300 300 100 ns 2 t
SU:STO Stop Condition Setup 4.0 0.6 0.25 µ s t
DH Data Output Hold (from SCL @ V
IL )0 0 0 ns t
SP Noise Suppression Time Constant on SCL, SDA 50 50 50 ns
Notes : All SCL specifications as well as start and stop conditions apply to both read and write operations. 1The speed-related specifications are guaranteed characteristic points from DC to 1 MHz. 2This parameter is periodically sampled and not 100% tested. Capacitance (T
A = 25 ° C, f=1.0 MHz, V
DD = 5V) Symbol Parameter Max Units Notes C
I/O Input/Output Capacitance (SDA) 8 pF 1 C
IN Input Capacitance 6 pF 1
Notes 1This parameter is periodically sampled and not 100% tested. AC Test Conditions Input Pulse Levels 0.1 V
DD to 0.9 V
DD Input rise and fall times 10 ns Input and output timing levels 0.5 V
DD Equivalent AC Load Circuit
5.5V 1700 Ω Output 100 pF Rev 3.0 Mar. 2005 Page 9 of 12