3D7503D-20 Datasheet, PDF (4/5 Pages) Data Delay Devices, Inc. – MONOLITHIC MANCHESTER ENCODER/DECODER

3D7503
DEVICE SPECIFICATIONS
TABLE 2: ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL MIN
MAX UNITS NOTES
DC Supply Voltage
V_DD
-0.3
7.0
V
Input Pin Voltage
V_IN
-0.3
V_DD+0.3
V
Input Pin Current
I_IN
-10
10
mA
25C
Storage Temperature
T_STRG
-55
150
C
Lead Temperature
T_LEAD
300
C
10 sec
TABLE 3: DC ELECTRICAL CHARACTERISTICS
(0C to 70C, 4.75V to 5.25V)
PARAMETER
Static Supply Current*
High Level Input Voltage
Low Level Input Voltage
High Level Input Current
Low Level Input Current
High Level Output Current
SYMBOL
I_DD
V_IH
V_IL
I_IH
I_IL
I_OH
Low Level Output Current
I_OL
Output Rise & Fall Time
T_R & T_F
*IDD(Dynamic) = 2 * CLD * VDD * F
where: CLD = Average capacitance load/pin (pf)
F = Input frequency (GHz)
MIN
2.0
-4.0
4.0
MAX
40
0.8
1.0
1.0
2
UNITS
mA
V
V
µA
µA
mA
mA
ns
NOTES
V_IH = V_DD
V_IL = 0V
V_DD = 4.75V
V_OH = 2.4V
V_DD = 4.75V
V_OL = 0.4V
C_LD = 5 pf
Input Capacitance = 10 pf typical
Output Load Capacitance (CLD) = 25 pf max
TABLE 4: AC ELECTRICAL CHARACTERISTICS
(0C to 70C, 4.75V to 5.25V, except as noted)
PARAMETER
Input Baud Rate (Encoder)
Clock Frequency
Data set-up to clock rising
Data hold from clock rising
TX High-Low time skew
TXB High-Low time skew
TX - TXB High/Low time skew
Nominal Input Baud Rate (Decoder)
Allowed Input Baud Rate Deviation
Allowed Input Baud Rate Deviation
SYMBOL
f_BN
f_C
t_DS
t_DH
t_1H - t_1L
t_2H - t_2L
t_1H - t_2L
f_BN
f_B
f_B
MIN
3.5
0
-3.5
-2.0
-3.0
5
-0.15 f_BN
-0.05 f_BN
TYP
MAX
50
50
3.5
2.0
3.0
50
0.15 f_BN
0.05 f_BN
Allowed Input Baud Rate Deviation
f_B
-0.03 f_BN
0.03 f_BN
Allowed Input Duty Cycle
Bit Cell Time
tc
Input Data Edge to Clock Falling Edge
t_CL
Clock Width Low
t_CWL
Clock Falling Edge to Data Transition
t_CD
42.5
50.0 57.5
1000/f_B
0.75 tc
500/f_BN
3.0
4.0
5.0
Notes: 1: Assumes a 50% duty cycle clock input
UNITS
MBaud
MHz
ns
ns
ns
ns
ns
MBaud
MBaud
MBaud
MBaud
%
ns
ns
ns
ns
NOTES
1
1
1
25C, 5.00V
-40C to 85C
4.75V to 5.25V
-55C to 125C
4.75V to 5.25V
±2ns or 5%
Doc #98009
DATA DELAY DEVICES, INC.
4
12/11/98
Tel: [phone] Fax: [phone] http://www.datadelay.com