ADM2682E/ADM2687E Data Sheet
Rev. C | Page 4 of 24
ADM2682E TIMING SPECIFICATIONS
T
A
= −40°C to +85°C.
Table 2.
Parameter Symbol Min Typ Max Unit Test Conditions/Comments
DRIVER
Maximum Data Rate 16 Mbps
Propagation Delay, Low to High t
DPLH
63 100 ns R
L
= 54 Ω, C
L1
= C
L2
= 100 pF, see Figure 31 and Figure 35
Propagation Delay, High to Low t
DPHL
64 100 ns R
L
= 54 Ω, C
L1
= C
L2
= 100 pF, see Figure 31 and Figure 35
Output Skew t
SKEW
1 8 ns R
L
= 54 Ω, C
L1
= C
L2
= 100 pF, see Figure 31 and Figure 35
Rise Time/Fall Time t
DR
, t
DF
15 ns R
L
= 54 Ω, C
L1
= C
L2
= 100 pF, see Figure 31 and Figure 35
Enable Time t
ZL
, t
ZH
120 ns R
L
= 110 Ω, C
L
= 50 pF, see Figure 32 and Figure 37
Disable Time t
LZ
, t
HZ
150 ns R
L
= 110 Ω, C
L
= 50 pF, see Figure 32 and Figure 37
RECEIVER
Propagation Delay, Low to High t
RPLH
94 110 ns C
L
= 15 pF, see Figure 33 and Figure 36
Propagation Delay, High to Low t
RPHL
95 110 ns C
L
= 15 pF, see Figure 33 and Figure 36
Output Skew
1
t
SKEW
1 12 ns C
L
= 15 pF, see Figure 33 and Figure 36
Enable Time t
ZL
, t
ZH
15 ns R
L
= 1 kΩ, C
L
= 15 pF, see Figure 34 and Figure 38
Disable Time t
LZ
, t
HZ
15 ns R
L
= 1 kΩ, C
L
= 15 pF, see Figure 34 and Figure 38
1
Guaranteed by design.
ADM2687E TIMING SPECIFICATIONS
T
A
= −40°C to +85°C.
Table 3.
Parameter Symbol Min Typ Max Unit Test Conditions/Comments
DRIVER
Maximum Data Rate 500 kbps
Propagation Delay, Low to High t
DPLH
250 503 700 ns R
L
= 54 Ω, C
L1
= C
L2
= 100 pF, see Figure 31 and Figure 35
Propagation Delay, High to Low t
DPHL
250 510 700 ns R
L
= 54 Ω, C
L1
= C
L2
= 100 pF, see Figure 31 and Figure 35
Output Skew t
SKEW
7 100 ns R
L
= 54 Ω, C
L1
= C
L2
= 100 pF, see Figure 31 and Figure 35
Rise Time/Fall Time t
DR
, t
DF
200 1100 ns R
L
= 54 Ω, C
L1
= C
L2
= 100 pF, see Figure 31 and Figure 35
Enable Time t
ZL
, t
ZH
2.5 μs R
L
= 110 Ω, C
L
= 50 pF, see Figure 32 and Figure 37
Disable Time t
LZ
, t
HZ
200 ns R
L
= 110 Ω, C
L
= 50 pF, see Figure 32 and Figure 37
RECEIVER
Propagation Delay, Low to High t
RPLH
91 200 ns C
L
= 15 pF, see Figure 33 and Figure 36
Propagation Delay, High to Low t
RPHL
95 200 ns C
L
= 15 pF, see Figure 33 and Figure 36
Output Skew t
SKEW
4 30 ns C
L
= 15 pF, see Figure 33 and Figure 36
Enable Time t
ZL
, t
ZH
15 ns R
L
= 1 kΩ, C
L
= 15 pF, see Figure 34 and Figure 38
Disable Time t
LZ
, t
HZ
15 ns R
L
= 1 kΩ, C
L
= 15 pF, see Figure 34 and Figure 38
PACKAGE CHARACTERISTICS
Table 4.
Parameter Symbol Min Typ Max Unit Test Conditions/Comments
Resistance (Input-to-Output)
1
R
I-O
10
12
Ω
Capacitance (Input-to-Output)
1
C
I-O
3 pF f = 1 MHz
Input Capacitance
2
C
I
4 pF
1
Device considered a 2-terminal device: short together Pin 1 to Pin 8 and short together Pin 9 to Pin 16.
2
Input capacitance is from any input data pin to ground.
