ZL30109 Data Sheet
25
Zarlink Semiconductor Inc.
6.4 Reset Circuit
A simple power up reset circuit with about a 60 μs reset low time is shown in Figure 14. Resistor R
P
is for protection
only and limits current into the RST
pin during power down conditions. The reset low time is not critical but should
be greater than 300 ns.
Figure 14 - Power-Up Reset Circuit
+3.3 V
RST
R
P
1 kΩ
C
10 nF
R
10 kΩ
ZL30109
ZL30109 Data Sheet
26
Zarlink Semiconductor Inc.
7.0 Characteristics
7.1 AC and DC Electrical Characteristics
* Exceeding these values may cause permanent damage. Functional operation under these conditions is not implied.
* Voltages are with respect to ground (GND) unless otherwise stated.
* Voltages are with respect to ground (GND) unless otherwise stated.
Absolute Maximum Ratings*
Parameter Symbol Min. Max. Units
1 Supply voltage V
DD_R
-0.5 4.6 V
2 Core supply voltage V
CORE_R
-0.5 2.5 V
3 Voltage on any digital pin V
PIN
-0.5 6 V
4 Voltage on OSCi and OSCo pin V
OSC
-0.3 V
DD
+ 0.3 V
5 Current on any pin I
PIN
30 mA
6 Storage temperature T
ST
-55 125 °C
7 TQFP 64 pin package power dissipation P
PD
500 mW
8 ESD rating V
ESD
2 kV
Recommended Operating Conditions*
Characteristics Sym. Min. Typ. Max. Units
1 Supply voltage V
DD
2.97 3.30 3.63 V
2 Core supply voltage V
CORE
1.62 1.80 1.98
V
3 Operating temperature T
A
-40 25 85 °C
ZL30109 Data Sheet
27
Zarlink Semiconductor Inc.
* Supply voltage and operating temperature are as per Recommended Operating Conditions.
* Voltages are with respect to ground (GND) unless otherwise stated.
* Supply voltage and operating temperature are as per Recommended Operating Conditions.
* Voltages are with respect to ground (GND) unless otherwise stated.
Figure 15 - Timing Parameter Measurement Voltage Levels
DC Electrical Characteristics*
Characteristics Sym. Min. Max. Units Notes
1 Supply current with: OSCi = 0 V I
DDS
0.1 6.2 mA
outputs loaded
with 30 pF
2 OSCi = Clock, OUT_SEL=0 I
DD
65 mA
3 OSCi = Clock, OUT_SEL=1 I
DD
75 mA
4 Core supply current with: OSCi = 0 V I
CORES
023μA
5OSCi = ClockI
CORE
14 20 mA
6 Schmitt trigger Low to High
threshold point
V
t+
1.43 1.85 V All device inputs are
Schmitt trigger type.
7 Schmitt trigger High to Low
threshold point
V
t-
0.80 1.10 V
8 Input leakage current I
IL
-105 105 μAV
I
= V
DD
or 0 V
9 High-level output voltage V
OH
2.4 V I
OH
= 8 mA for clock and
frame-pulse outputs,
4 mA for status outputs
10 Low-level output voltage V
OL
0.4 V I
OL
= 8 mA for clock and
frame-pulse outputs,
4 mA for status outputs
AC Electrical Characteristics* - Timing Parameter Measurement Voltage Levels (see Figure 15).
Characteristics Sym. CMOS Units Notes
1 Threshold voltage V
T
1.5 V
2 Rise and fall threshold voltage high V
HM
2.0 V
3 Rise and fall threshold voltage low V
LM
0.8 V
t
IR,
t
OR
Timing Reference Points
ALL SIGNALS
V
HM
V
T
V
LM
t
IF,
t
OF

ZL30109QDG1

Mfr. #:
Manufacturer:
Microchip / Microsemi
Description:
Clock Generators & Support Products Pb Free DS1/E1 SYS. SYNCH WITH 19.44MHZ
Lifecycle:
New from this manufacturer.
Delivery:
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