E1217X-WH View Datasheet(PDF) - Atmel Corporation
Part Name
Description
MFG CO.
E1217X-WH Datasheet PDF : 5 Pages
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e1217X
Operating Characteristics
VDD = 0 V; VSS = –1.55 V; Tamb = +25°C; CTR = 15 pF, unless otherwise specified.
All voltage levels are measured with reference to VDD. Test crystal as specified below.
Parameters
Test Conditions / Pins Symbol Min. Typ. Max. Unit
Operating voltage
Operating current
Functional test (figure 2)
Coscout = 16 pF, RL = R
VSS
–1.3
–1.8
V
ISS
–180 –300
nA
RESET input current
RESET = VDD
IR
8
nA
Motor outputs
Motor output current
RL = 2 kW, VSS = –1.55 V
IM
± 0.7
mA
Motor period
TM
s
Motor pulse width
TM
See option list
ms
Motor test period
TMT
ms
Oscillator
Stability
∆VSS = 100 mV,
∆f/f
0.1
ppm
CTR = 5 pF,
Start-up voltage
Startup within 2 s
VST
–1.3
V
Integrated input capacitor
COSC IN
See option list
pF
Integrated output capacitor COSCOUTmax = 24 pF
COSC
See option list
pF
OUT
Note 1: Typical parameters represent the statistical mean values
VSS
1
RESET
8
TEST
2
CTR OSCIN
3
4
e1217X
7 MOT1
RL
6 MOT2
5 VDD
OSCOUT
Figure 2. Functional test circuit
95 9980
Range of trimmer capacitance:
CTR = 5 pF to 30 pF
Test Crystal Specification
Frequency
Series resistance
Static capacitance
Dynamic capacitance
Load capacitance
Additional Notes
f = 32768 Hz
RS = 30 kW
C0 = 1.5 pF
C1 = 3 fF
CL = 8 pF
1. It is recommended to connect the quartz case to VDD
(by conductive epoxy).
2. Capacitive coupling of TEST to OSCIN must be
minimized by appropriate layout of the PCB to avoid
disturbance of the oscillator.
Rev. A2, 12-Dec-00
3 (5)
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