STM6821 STMicroelectronics, STM6821 Datasheet - Page 20

• Manufacturer Part Number: STM6821
• Description: Reset + Watchdog
• Manufacturer: STMicroelectronics

Package mechanical data
6
Table 6.
20/29
Sym-
V
V
bol
I
V
V
I
V
V
I
CC
LO
CC
OL
LI
IH
IH
IL
IL
native
Alter-
Package mechanical data
DC and AC characteristic
Operating voltage
V
(MR and WDI unconnected)
V
(MR unconnected;
STM6322/6825)
Input leakage current
Input leakage current
(WDI)
Open drain reset output
leakage current
Input high voltage (MR)
Input high voltage (WDI)
Input low voltage (MR)
Input low voltage (WDI)
Output low voltage (RST;
push-pull or open drain)
Output low voltage (RST;
push-pull only)
CC
CC
supply current
supply current
(3)
Description
(4)
(4)
Doc ID 11110 Rev 11
V
V
V
V
V
V
WDI = GND, time average
V
V
WDI = V
CC
CC
CC
CC
CC
T/S/R/Z/Y (V
T/S/R/Z/Y (V
CC
RST
RST
Reset not asserted
Reset not asserted
Reset not asserted
≥ 1.2 V, I
≥ 2.7 V, I
≥ 4.5 V, I
≥ 2.7 V, I
≥ 4.5 V, I
L/M (V
L/M (V
Test condition
≥ 1.0 V, I
0 V = V
Reset asserted
Reset asserted
Reset asserted
Reset asserted
(max) < V
(max) < V
V
V
V
V
V
RST
RST
RST
RST
CC
CC
CC
CC
, time average
> V
STM6321/6322STM6821/6822/6823/6824/6825
> 4.0 V
< 4.0 V
> 4.0 V
< 4.0 V
SINK
SINK
SINK
SINK
SINK
IN
SINK
CC
CC
< 5.5 V)
< 5.5 V)
= V
RST
CC
CC
< 3.6 V)
< 3.6 V)
= 100 µA,
= 1.2 mA,
= 3.2 mA,
= 1.2 mA,
= 3.2 mA,
= 50 µA,
CC
,
< 5.5 V
< 5.5 V
(1)
0.7 V
0.7 V
1.2
Min
–20
2.0
–1
–1
(2)
CC
CC
Typ
120
–15
4
6
3
3
0.3 V
0.3 V
Max
160
5.5
0.8
0.3
0.3
0.3
0.4
0.3
0.4
12
17
12
+1
+1
8
CC
CC
Unit
µA
µA
µA
µA
µA
µA
µA
µA
V
V
V
V
V
V
V
V
V
V
V
V
V