DS21448 データシートの表示（PDF） - Dallas Semiconductor -> Maxim Integrated
部品番号
コンポーネント説明
一致するリスト
DS21448 Datasheet PDF : 60 Pages
| |||
DS21448 3.3V T1/E1/J1 Quad Line Interface
Table 10-C. AC Characteristics—Serial Port (BIS1 = 1, BIS0 = 0)
(VDD = 3.3V ±5%, TA = -40°C to +85°C.) (Figure 10-8)
PARAMETER
SYMBOL
CONDITIONS
MIN
Setup Time CS to SCLK
tCSS
50
Setup Time SDI to SCLK
tSSS
50
Hold Time SCLK to SDI
tSSH
50
SCLK High/Low Time
tSLH
200
SCLK Rise/Fall Time
tSRF
SCLK to CS Inactive
tLSC
50
CS Inactive Time
tCM
250
SCLK to SDO Valid
tSSV
SCLK to SDO Tri-State
tSST
CS Inactive to SDO Tri-State
tCSH
Figure 10-8. Serial Bus Timing (BIS1 = 1, BIS0 = 0)
TYP
100
100
MAX
50
50
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
CS
SCLK
(Note 1)
SCLK
(Note 2)
SDI
SDO
tCSS
tSRF
tSLH
tSSS
LSB
t SSH
HIGH-Z
MSB
LSB
tSSV
LSB
tCM
tLSC
tCSH
MSB
tSST
MSB HIGH-Z
NOTE 1: OCES =1 AND ICES = 0.
NOTE 2: OCES = 0 AND ICES = 1.
53 of 60
Share Link: 