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TSC2004IYZKT Datasheet(PDF) 7 Page - Burr-Brown (TI)

[Old version datasheet] Texas Instruments acquired Burr-Brown Corporation. Click here to check the latest version.
No. de pieza TSC2004IYZKT
Descripción Electrónicos  1.2V to 3.6V, 12-Bit, Nanopower, 4-Wire
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Fabricante Electrónico  BURR-BROWN [Burr-Brown (TI)]
Página de inicio  http://www.burr-brown.com
Logo BURR-BROWN - Burr-Brown (TI)

TSC2004IYZKT Datasheet(HTML) 7 Page - Burr-Brown (TI)

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TIMING REQUIREMENTS for Figure 1: I
2C Standard Mode (f
SCL = 100kHz)
(1)
TSC2004
SBAS408E – JUNE 2007 – REVISED MARCH 2008
All specifications typical at –40
°C to +85°C, SNSVDD = I/OVDD = +1.2V to +3.6V, unless otherwise noted.
2-WIRE STANDARD MODE PARAMETERS
TEST CONDITIONS
MIN
MAX
UNIT
SNSVDD
≥ 1.6V
10
µs
Reset low time(2)
tWL(RESET)
1.2V
≤ SNSVDD < 1.6V
13
µs
SCL clock frequency
fSCL
100
kHz
Bus free time between a STOP and START
tBUF
4.7
µs
condition
Hold time (repeated) START condition
tHD, STA
4.0
µs
Low period of SCL clock
tLOW
4.7
µs
High period of the SCL clock
tHIGH
4.0
µs
Setup time for a repeated START condition
tSU, STA
4.7
µs
Data hold time
tHD, DAT
0
3.45
µs
Data setup time
tSU, DAT
250
ns
Rise time of both SDA and SCL signals
tR
Cb = total bus capacitance
1000
ns
Fall time of both SDA and SCL signals
tF
Cb = total bus capacitance
300
ns
Setup time for STOP condition
tSU, STO
4.0
µs
Capacitive load for each bus line
Cb
Cb = total capacitance of one bus line in pF
400
pF
Pulse width of spike suppressed
tSP
N/A
N/A
ns
(1)
All input signals are specified with tR = tF = 5ns (30% to 70% of I/OVDD) and timed from a voltage level of (VIL + VIH)/2.
(2)
Refer to Figure 38.
TIMING REQUIREMENTS for Figure 1: I
2C Fast Mode (f
SCL = 400kHz)
(1)
All specifications typical at –40
°C to +85°C, SNSVDD = I/OVDD = +1.2V to +3.6V, unless otherwise noted.
2-WIRE FAST MODE PARAMETERS
TEST CONDITIONS
MIN
MAX
UNIT
SNSVDD
≥ 1.6V
10
µs
Reset low time(2)
tWL(RESET)
1.2V
≤ SNSVDD < 1.6V
13
µs
SCL clock frequency
fSCL
400
kHz
Bus free time between a STOP and START
tBUF
1.3
µs
condition
Hold time (repeated) START condition
tHD, STA
0.6
µs
Low period of SCL clock
tLOW
1.3
µs
High period of the SCL clock
tHIGH
0.6
µs
Setup time for a repeated START condition
tSU, STA
0.6
µs
Data hold time
tHD, DAT
0
0.9
µs
Data setup time
tSU, DAT
100
ns
Rise time of both SDA and SCL signals
tR
Cb = total bus capacitance
20 + 0.1
× C
b
300
ns
Fall time of both SDA and SCL signals
tF
Cb = total bus capacitance
20 + 0.1
× C
b
300
ns
Setup time for STOP condition
tSU, STO
0.6
µs
Capacitive load for each bus line
Cb
Cb = total capacitance of one bus line in pF
400
pF
Pulse width of spike suppressed
tSP
0
50
ns
(1)
All input signals are specified with tR = tF = 5ns (30% to 70% of I/OVDD) and timed from a voltage level of (VIL + VIH)/2.
(2)
Refer to Figure 38.
Copyright © 2007–2008, Texas Instruments Incorporated
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