EP4CE22E22C8N Altera Corporation, EP4CE22E22C8N Datasheet - Page 21

• Manufacturer Part Number: EP4CE22E22C8N
• Description: IC CYCLONE IV FPGA 22K 144EQFP
• Manufacturer: Altera Corporation
• Series: CYCLONE® IV Er

Specifications of EP4CE22E22C8N

• Number Of Logic Elements/cells: 22320
• Number Of Labs/clbs: 1395
• Total Ram Bits: 608256
• Number Of I /o: 79
• Number Of Gates: -
• Voltage - Supply: 1.15 V ~ 1.25 V
• Mounting Type: Surface Mount
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 144-LQFP Exposed Pad
• Lead Free Status: Lead free
• Rohs Status: RoHS Compliant

Chapter 1: Cyclone IV Device Datasheet
Switching Characteristics
Figure 1–2. Lock Time Parameters for Manual Mode
Figure 1–3. Lock Time Parameters for Automatic Mode
November 2011 Altera Corporation
Output Status Signals
Output Status Signals
CDR Control Signals
rx _ analogreset
rx _ digitalreset
rx _ freqlocked
Reset Signals
rx _ analogreset
rx _ locktorefclk
rx _ digitalreset
rx _ locktodata
Reset Signals
busy
1
busy
Figure 1–2
LTD = lock-to-data. LTR = lock-to-reference.
Figure 1–3
Two parallel clock cycles
1
shows the lock time parameters in manual mode.
shows the lock time parameters in automatic mode.
Two parallel clock cycles
1
2
2
t
LTR_LTD_Manual
(1)
3
t
t
LTD_Manual
3
3
LTD_Auto
(1)
4
(2)
4
Cyclone IV Device Handbook,
Volume 3
1–21