Atmel AT88SA10HS
Atmel CryptoAuthentication Host Security Chip
DATASHEET
Features
• Secure key storage to complement the Atmel® AT88SA100S and
the Atmel AT88SA102S devices
• Superior SHA-256 hash algorithm
• Guaranteed Unique 48-bit serial number
• High speed single wire interface, optionally shared with client
• Supply voltage: 2.7 – 5.25V
• 1.8V – 5.5V communications voltage
• <150 nA sleep current
• 4KV ESD protection
• Multi-level hardware security
• Secure personalization
• Green compliant (exceeds RoHS) 3-pin SOT-23 and
8-pin TSSOP or SOIC packages
Applications
• Consumable device (battery, toner, other supplies) authentication
• Network and computer access control
• Authenticated communications for control networks
• Anti-clone authentication for daughter cards
• Physical access control (electronic lock and key)
Figure 1.
Pin configurations
Pin name
SIGNAL
GND
Function
Serial data, single-wire clock and data
Ground
VCC
Power supply
3-lead SOT23
8-lead SOIC
8-lead TSSOP
NC
NC
VCC
NC
NC
NC
VCC
NC
1
2
3
4
8
7
6
5
1
2
3
4
8
7
6
5
VCC
2
GND
3
NC
NC
NC
NC
SIGNAL
1
GND
SIGNAL
GND
SIGNAL
8595G−CRYPTO−9/11