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DP7251 Scheda tecnica(PDF) 5 Page - Copal Electronics

Il numero della parte DP7251
Spiegazioni elettronici  Quad Digital Potentiometer
PDF  15 Pages
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Produttore elettronici  COPAL [Copal Electronics]
Homepage  http://www.nidec-copal-electronics.com/e
Logo COPAL - Copal Electronics

DP7251 Scheda tecnica(HTML) 5 Page - Copal Electronics

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DP7251
© NIDEC COPAL ELECTRONICS CORP.
5
Doc. No. MD-2017 Rev. F
Characteristics subject to change without notice
PIN CAPACITANCE
(1)
Applicable over recommended operating range from TA = 25ºC, f = 1.0MHz, VCC = +5.0V (unless otherwise noted).
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COUT
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OUT =0V
8
pF
CIN
Input Capacitance (CS
¯¯¯,SCK,SI, WP
¯¯¯, HOLD
¯¯¯¯¯, A0, A1)
VIN =0V
6
pF
A.C. CHARACTERISTICS
Over recommended operating conditions unless otherwise stated.
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tSU
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tWH
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tWL
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tLZ
HOLD
¯¯¯¯¯ to Output Low Z
50
ns
tRI
(1)
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µ
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tFI
(1)
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tHD
HOLD
¯¯¯¯¯ Setup Time
100
ns
tCD
HOLD
¯¯¯¯¯ Hold Time
100
ns
tV
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0
0
2
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tHO
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tHZ
HOLD
¯¯¯¯¯ to Output High Z
100
ns
tCS
CS
¯¯¯ High Time
250
ns
tCSS
CS
¯¯¯ Setup Time
250
ns
tCSH
CS
¯¯¯ Hold Time
CL = 50pF
250
ns
POWER UP TIMING
(1)(2)
Over recommended operating conditions unless otherwise stated.
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tPUR
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tPUW
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DP TIMING
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tWRPO
Wiper Response Time After Power Supply Stable
5
10
µs
tWRL
Wiper Response Time After Instruction Issued
5
10
µs
Notes:
(1)
This parameter is tested initially and after a design or process change that affects the parameter.
(2)
tPUR and tPUW are the delays required from the time VCC is stable until the specified operation can be initiated.



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