DS2174 MAXIM [Maxim Integrated Products], DS2174 Datasheet - Page 22

• Manufacturer Part Number: DS2174
• Description: EBERT
• Manufacturer: MAXIM [Maxim Integrated Products]

6.2 Data Interface
Figure 6-3. TRANSMIT INTERFACE TIMING
Table 6-3. TRANSMIT DATA TIMING
TCLK Clock Period (Nibble/Byte
Mode)
TCLK High Time (Nibble/Byte Mode)
TCLK Low Time (Nibble/Byte Mode)
TCLK Clock Period (Bit Mode)
TCLK High Time (Bit Mode)
TCLK Low Time (Bit Mode)
TCLK_EN Setup Time Before TCLK
TCLK_EN Hold Time After TCLK
TCLKO Output Delay After TCLK
TCLKO High Time (Nibble/Byte
Mode)
TCLKO High Time (Bit Mode)
TDAT Output Delay After TCLKO
NOTES:
1) 20pF load.
2) TDAT follows falling edge of TCLKO if CR4.5 = 0, rising edge if CR4.5 = 1.
3) Guaranteed by design.
TCLK_EN
TCLK
TCLKO
TDAT
PARAMETER
DATA OUT
t
PWH(1)
t
t
PWH
OD
t
CYC
t
OD(1)
t
PWL
t
SU
-40°C to +85°C for DS2174QN; V
SYMBOL
(0
t
t
PWH(1)
PWH(1)
t
t
t
t
t
°
t
t
OD(1)
PWH
PWH
PWL
PWL
t
CYC
CYC
t
C to +70°C for DS2174Q; V
t
OD
SU
H
22 of 24
t
H
MIN
12.5
6.45
5.0
5.0
2.0
2.0
2.5
2.5
5.0
2.0
½ t
½ t
½ t
½ t
TYP
CYC
CYC
CYC
CYC
GAPPED CLOCK
GAPPED CLOCK
MAX
6.0
5.0
DD
DD
= 3.0V to 3.6V)
= 3.0V to 3.6V;
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
NOTES
DS2174
1, 2
3
3
1
1
1