CY2048WAF
Document #: 38-07738 Rev. *A Page 3 of 7
Absolute Maximum Conditions
(Above which the useful life may be impaired.
For user guidelines, not tested.)
Supply Voltage (VDD)........................................–0.5 to +7.0V
DC Input Voltage......................................–0.5V to VDD + 0.5
Output Short Circuit Current.....................................± 50 mA
Storage Temperature (Non-condensing).... –55°C to +125°C
Junction Temperature................................ –40°C to +125°C
Data Retention @ Tj = 125°C................................> 10 years
ESD (Human Body Model) MIL-STD-883.................> 2000V
Note:
1. Not 100% tested.
Crystal Specifications[1]
Parameter Description Comments Min. Typ. Max. Unit
FNOM Nominal crystal frequency Fundamental mode, AT cut 10 – 48 MHz
R1Equivalent series resistance (ESR) Fundamental mode – – 40 Ω
R3/R1Ratio of third overtone mode ESR to
fundamental mode ESR Ratio used because typical R1 values are
much less than the maximum spec 4.5 – – –
C0Crystal shunt capacitance – – 5 pF
C1Crystal motional capacitance 2 – – fF
Operating Conditions
Parameter Description Min. Typ. Max. Unit
VDD Operating Voltage 2.7 – 3.6 V
TJJunction Temperature –40 – 125 °C
CXIN Capacitance XIN, all tuning caps OFF – 10 – pF
CXOUT Capacitance XOUT, all tuning caps OFF – 10 – pF
CLAll tuning Caps OFF 4 5 6 pF
All tuning Caps ON 9.2 10 11.4 pF
COUT Output Load Capacitance – – 15 pF
tRAMP Power-up time for VDD to reach minimum specified
voltage (power ramps must be monotonic) 0.05 – 500 ms
TSStart up time, 90% VDD to valid frequency on output – – 10 ms
DC Electrical Specifications TJ = –40 to 125°C over the operating range
Parameter Description Condition Min. Typ. Max. Unit
VIL Input Low Voltage CMOS Levels – – 20 %VDD
VIH Input High Voltage CMOS Levels 80 – – %VDD
VOL Output Low Voltage VDD = 2.7V–3.6V, IOL = 8 mA – – 0.4 V
VOH Output High Voltage VDD = 2.7V–3.6V, IOL = –8 mA VDD–0.4 – – V
IIL Input Low Current Input = VSS –110µA
IIH Input High Current Input = VDD –110µA
IOZL Output Leakage Current Output = VSS –110µA
IOZH Output Leakage Current Output = VDD ––50µA
IDD Power Supply Current No Load, VDD = 3.3V, 48 MHz – – 20 mA
IPD Power Down Current PD# = 0V – – 25 µA
RUP Input Pull-up resistor VIN = VSS 136MΩ
VIN> = 0.8VDD 80 120 150 kΩ
RDN Output Pull-down resistor VIN = 0.5VDD 500 900 1500 kΩ
CIN Input Pin Capacitance PD#/OE pin – – 7 pF
RFCrystal Feedback R XIN = 0 300 – 8 00 kΩ
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